How long does it take to get my products?

Domestic shipping can take up to 5 business days.Foreign shipping could take up to 14 business days.Due to global supply chain challenges, shipping times could be longer than usual.

Do you offer warranty for your products?

All our products are subject to quality control.Our warranty provides a guarantee against manufacturer defects.The guarantee covers any manufacturing, design, or material defect. Please notify us within 2 months of noticing any defects.It does not cover blows, improper use, or other issues that are not attributable to a manufacturer defects.

Do you offer refunds?

Yes, we offer full and partial refunds.Please enquire for more information about our Refund policy.

What shipping methods do you offer?

We use all major carriers, and local courier partners. Use the shipping estimator in the cart to check your shipping rates.

Platinum Jewelry – Strong, Modern, and Stylish

Platinum Jewelry

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2.51 Carat Cushion cut Lab Grown Diamond CVD Pendant With Diamond Halo in Platinum 950 Setting | Cable Chain – Assay Jewelers

2.51 Carat Cushion cut Lab Grown Diamond CVD Pendant With Diamond Halo in Platinum 950 Setting | Cable Chain – Assay Jewelers

2.51 Carat Cushion cut Lab Grown Diamond CVD Pendant With Diamond Halo in Platinum 950 Setting | Cable Chain

¥215,700 JPY

4 Carat Baguette Cut Natural Diamond Wedding Band Ring in Platinum Channel Setting – Assay Jewelers

4 Carat Baguette Cut Natural Diamond Wedding Band Ring in Platinum Channel Setting – Assay Jewelers

Sold Out

4 Carat Baguette Cut Natural Diamond Wedding Band Ring in Platinum Channel Setting

5.50 Carat Vintage Art Deco Platinum Bracelet With Diamonds and Princess-Cut Blue Sapphires – Assay Jewelers

5.50 Carat Vintage Art Deco Platinum Bracelet With Diamonds and Princess-Cut Blue Sapphires – Assay Jewelers

Save 12%

5.50 Carat Vintage Art Deco Platinum Bracelet With Diamonds and Princess-Cut Blue Sapphires

¥4,630,000 JPY ~~¥5,281,900 JPY~~

16.30 Carat No Heat Lavender Blue Star-Sapphire in Platinum and 18K Ring – Assay Jewelers

16.30 Carat No Heat Lavender Blue Star-Sapphire in Platinum and 18K Ring – Assay Jewelers

16.30 Carat No Heat Lavender Blue Star-Sapphire in Platinum and 18K Ring

¥4,930,900 JPY

GIA Certified Semi Mount Ring With Round Diamond Halo in Platinum – Assay Jewelers

3.80 Carat Oval Cut No Heat Burma Ruby Ring With Round Diamond Halo in Platinum – Assay Jewelers

GIA Certified Semi Mount Ring With Round Diamond Halo in Platinum – Assay Jewelers

3.80 Carat Oval Cut No Heat Burma Ruby Ring With Round Diamond Halo in Platinum

¥43,458,000 JPY

3.06 Carat Oval Cut Yellow Sapphire & Diamonds Ring in Platinum & 14K Gold Setting – Assay Jewelers

3.06 Carat Oval Cut Yellow Sapphire & Diamonds Ring in Platinum & 14K Gold Setting – Assay Jewelers

Save 16%

3.06 Carat Oval Cut Yellow Sapphire & Diamonds Ring in Platinum & 14K Gold Setting

¥1,093,200 JPY ~~¥1,312,100 JPY~~

Antique Old Mine 11.3 Carat No Heat Burma Blue Sapphire & Diamond Halo Ring in Platinum – Assay Jewelers

Antique Old Mine 11.3 Carat No Heat Burma Blue Sapphire & Diamond Halo Ring in Platinum – Assay Jewelers

Save 12%

Antique Old Mine 11.3 Carat No Heat Burma Blue Sapphire & Diamond Halo Ring in Platinum

¥7,436,400 JPY ~~¥8,494,400 JPY~~

Platinum Set Color Changing Natural Pink Padparadscha Sapphire Dangle Earrings – Assay Jewelers

Platinum Set Color Changing Natural Pink Padparadscha Sapphire Dangle Earrings – Assay Jewelers

Save 12%

Platinum Set Color Changing Natural Pink Padparadscha Sapphire Dangle Earrings

¥8,106,600 JPY ~~¥9,268,300 JPY~~

Vintage Art Deco 1 CTTW Old Euro Cut Diamond Ring in Platinum 900 – Assay Jewelers

Vintage Art Deco 1 CTTW Old Euro Cut Diamond Ring in Platinum 900 – Assay Jewelers

Save 11%

Vintage Art Deco 1 CTTW Old Euro Cut Diamond Ring in Platinum 900

¥896,000 JPY ~~¥1,013,000 JPY~~

Art Deco Top River Vertical Set 6 Carat Old Euro Cut Diamond and Platinum Ring – Assay Jewelers

Art Deco Top River Vertical Set 6 Carat Old Euro Cut Diamond and Platinum Ring – Assay Jewelers

Save 12%

Art Deco Top River Vertical Set 6 Carat Old Euro Cut Diamond and Platinum Ring

¥13,680,900 JPY ~~¥15,629,900 JPY~~

45 Carat TW Baguette and Round Cut Natural D E F color Diamond Bracelet in Platinum 950 – Assay Jewelers

45 Carat TW Baguette and Round Cut Natural D E F color Diamond Bracelet in Platinum 950 – Assay Jewelers

45 Carat TW Baguette and Round Cut Natural D E F color Diamond Bracelet in Platinum 950

¥25,814,100 JPY

3.02 Carat Vivid Green Round Cut Colombian Emerald and Diamond Halo Platinum Ring – Assay Jewelers

3.02 Carat Vivid Green Round Cut Colombian Emerald and Diamond Halo Platinum Ring – Assay Jewelers

Sold Out

3.02 Carat Vivid Green Round Cut Colombian Emerald and Diamond Halo Platinum Ring

Platinum and 18K White Gold Brooch with Diamonds and Emerald – Assay Jewelers

Platinum and 18K White Gold Brooch with Diamonds and Emerald – Assay Jewelers

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Platinum and 18K White Gold Brooch with Diamonds and Emerald

Vintage Art Deco Old Euro Cut Diamond and Emerald Bracelet in Platinum – Assay Jewelers

Vintage Art Deco Old Euro Cut Diamond and Emerald Bracelet in Platinum – Assay Jewelers

Save 12%

Vintage Art Deco Old Euro Cut Diamond and Emerald Bracelet in Platinum

¥5,181,600 JPY ~~¥5,927,000 JPY~~

Vintage AGL Certified No Heat Blue Sapphire and Old Euro Cut Diamond Ring in Platinum – Assay Jewelers

Vintage AGL Certified No Heat Blue Sapphire and Old Euro Cut Diamond Ring in Platinum – Assay Jewelers

Certified

Vintage AGL Certified No Heat Blue Sapphire and Old Euro Cut Diamond Ring in Platinum

¥2,771,300 JPY ~~¥3,164,100 JPY~~

Tiffany & Co. Vintage Flower Shape Diamond Ring in Platinum Setting – Assay Jewelers

Tiffany & Co. Vintage Flower Shape Diamond Ring in Platinum Setting – Assay Jewelers

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Tiffany & Co. Vintage Flower Shape Diamond Ring in Platinum Setting

Vintage GRS Certified 2.47 Carat Royal Blue Sapphire & Diamond Platinum Ring – Assay Jewelers

Vintage GRS Certified 2.47 Carat Royal Blue Sapphire & Diamond Platinum Ring – Assay Jewelers

Certified

Vintage GRS Certified 2.47 Carat Royal Blue Sapphire & Diamond Platinum Ring

¥2,674,400 JPY ~~¥4,058,400 JPY~~

Vintage Art Deco 10 Carat Diamond Platinum Filigree Bracelet – Assay Jewelers

Vintage Art Deco 10 Carat Diamond Platinum Filigree Bracelet – Assay Jewelers

Save 12%

Vintage Art Deco 10 Carat Diamond Platinum Filigree Bracelet

¥3,134,000 JPY ~~¥3,585,300 JPY~~

GIA Certified 4 Carat Oval Cut No Oil Emerald and Diamond Halo Cocktail Ring in Platinum Setting – Assay Jewelers

GIA Certified 4 Carat Oval Cut No Oil Emerald and Diamond Halo Cocktail Ring in Platinum Setting – Assay Jewelers

Certified

GIA Certified 4 Carat Oval Cut No Oil Emerald and Diamond Halo Cocktail Ring in Platinum Setting

¥3,976,400 JPY ~~¥4,549,800 JPY~~

Vintage Art Deco AGL Cert. 10 Carat Colombian Emerald Pear Drop Platinum Earrings – Assay Jewelers

Vintage Art Deco AGL Cert. 10 Carat Colombian Emerald Pear Drop Platinum Earrings – Assay Jewelers

Save 12%

Vintage Art Deco AGL Cert. 10 Carat Colombian Emerald Pear Drop Platinum Earrings

¥9,293,400 JPY ~~¥10,620,500 JPY~~

Vintage AGL Certified 6.80 Carat No Heat Blue Sapphire and Diamond Platinum Ring – Assay Jewelers

Vintage AGL Certified 6.80 Carat No Heat Blue Sapphire and Diamond Platinum Ring – Assay Jewelers

Certified

Vintage AGL Certified 6.80 Carat No Heat Blue Sapphire and Diamond Platinum Ring

¥7,436,400 JPY ~~¥8,496,100 JPY~~

Tiffany & Co. Signed 6MM Platinum Mens Wedding Band Ring – Assay Jewelers

Tiffany & Co. Signed 6MM Platinum Mens Wedding Band Ring – Assay Jewelers

Tiffany & Co. Signed 6MM Platinum Mens Wedding Band Ring

¥463,400 JPY

1.69 Carat 3 Stone Round Cut Lab Grown Diamond CVD Engagement Ring in Platinum Setting – Assay Jewelers

1.69 Carat 3 Stone Round Cut Lab Grown Diamond CVD Engagement Ring in Platinum Setting – Assay Jewelers

Save 6%

1.69 Carat 3 Stone Round Cut Lab Grown Diamond CVD Engagement Ring in Platinum Setting

¥284,200 JPY ~~¥304,300 JPY~~

GIA Certified 4.75 Carat TW Fancy Brown and White Diamond Toi Et Moi Bypass Ring in Platinum – Assay Jewelers

GIA Certified 4.75 Carat TW Fancy Brown and White Diamond Toi Et Moi Bypass Ring in Platinum – Assay Jewelers

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GIA Certified 4.75 Carat TW Fancy Brown and White Diamond Toi Et Moi Bypass Ring in Platinum

Bezel Set Solitaire 3 Carat Octagon CVD Lab Grown Diamond Mens Ring In Platinum – Assay Jewelers

Bezel Set Solitaire 3 Carat Octagon CVD Lab Grown Diamond Mens Ring In Platinum – Assay Jewelers

Bezel Set Solitaire 3 Carat Octagon CVD Lab Grown Diamond Mens Ring In Platinum

¥1,036,400 JPY

21 Carat Art Deco Blue Sapphire and Diamond Bracelet in Platinum – Assay Jewelers

21 Carat Art Deco Blue Sapphire and Diamond Bracelet in Platinum – Assay Jewelers

Save 12%

21 Carat Art Deco Blue Sapphire and Diamond Bracelet in Platinum

¥4,131,900 JPY ~~¥4,716,900 JPY~~

4 Carat Octagon Cut Lab Grown Diamond Bezel Set Mens Ring In Platinum – Assay Jewelers

4 Carat Octagon Cut Lab Grown Diamond Bezel Set Mens Ring In Platinum – Assay Jewelers

4 Carat Octagon Cut Lab Grown Diamond Bezel Set Mens Ring In Platinum

¥1,893,800 JPY

Dreicer & Co. Old Euro Cut Diamond Star Shaped Pendant or Pin in 18Kt Gold and Platinum – Assay Jewelers

Dreicer & Co. Old Euro Cut Diamond Star Shaped Pendant or Pin in 18Kt Gold and Platinum – Assay Jewelers

Dreicer & Co. Old Euro Cut Diamond Star Shaped Pendant or Pin in 18Kt Gold and Platinum

¥2,908,400 JPY

GIA Certified No Heat Star Ruby in Vintage Platinum and Diamond Ring Signed Dreicer & Co. – Assay Jewelers

GIA Certified No Heat Star Ruby in Vintage Platinum and Diamond Ring Signed Dreicer & Co. – Assay Jewelers

GIA Certified No Heat Star Ruby in Vintage Platinum and Diamond Ring Signed Dreicer & Co.

¥2,868,300 JPY

18K Gold & Platinum Double Headed Biting Lion Multi Rope Chain Bracelet With Emeralds, Diamonds, & Rubies – Assay Jewelers

18K Gold & Platinum Double Headed Biting Lion Multi Rope Chain Bracelet With Emeralds, Diamonds, & Rubies – Assay Jewelers

18K Gold & Platinum Double Headed Biting Lion Multi Rope Chain Bracelet With Emeralds, Diamonds, & Rubies

¥9,193,100 JPY

Edwardian Era 20 Carat Old Euro Cut Diamond Bracelet In Platinum Setting – Assay Jewelers

Edwardian Era 20 Carat Old Euro Cut Diamond Bracelet In Platinum Setting – Assay Jewelers

Save 12%

Edwardian Era 20 Carat Old Euro Cut Diamond Bracelet In Platinum Setting

¥5,146,500 JPY ~~¥5,880,200 JPY~~

2.5 Carat Emerald Cut Lab Grown Diamond Mens Pinky Ring in Platinum and 18K White Gold – Assay Jewelers

2.5 Carat Emerald Cut Lab Grown Diamond Mens Pinky Ring in Platinum and 18K White Gold – Assay Jewelers

2.5 Carat Emerald Cut Lab Grown Diamond Mens Pinky Ring in Platinum and 18K White Gold

¥1,303,800 JPY

Vintage 3.31 Carat Minor Oil Colombian Emerald and Diamond Cluster Ring in Platinum – Assay Jewelers

Vintage 3.31 Carat Minor Oil Colombian Emerald and Diamond Cluster Ring in Platinum – Assay Jewelers

Save 22%

Vintage 3.31 Carat Minor Oil Colombian Emerald and Diamond Cluster Ring in Platinum

¥2,950,200 JPY ~~¥3,821,000 JPY~~

IGI Certified 3.45 Carat Round Cut Diamond in Platinum Setting – Assay Jewelers

IGI Certified 3.45 Carat Round Cut Diamond in Platinum Setting – Assay Jewelers

Save 16%

IGI Certified 3.45 Carat Round Cut Diamond in Platinum Setting

¥2,620,900 JPY ~~¥3,150,700 JPY~~

GIA Certified 25 Carat Cabochon Blue Sapphire & Diamond Halo Ring in Platinum – Assay Jewelers

GIA Certified 25 Carat Cabochon Blue Sapphire & Diamond Halo Ring in Platinum – Assay Jewelers

Certified

GIA Certified 25 Carat Cabochon Blue Sapphire & Diamond Halo Ring in Platinum

¥4,354,200 JPY ~~¥5,235,100 JPY~~

Diamond and Blue Sapphire Eterna Art Deco Watch in Platinum – Assay Jewelers

Diamond and Blue Sapphire Eterna Art Deco Watch in Platinum – Assay Jewelers

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Diamond and Blue Sapphire Eterna Art Deco Watch in Platinum

IGI Certified 5 Carat Lab Grown CVD Diamond Art Deco Engagement Ring in Platinum with 2 Bullet Cut Side Stones – Assay Jewelers

IGI Certified 5 Carat Lab Grown CVD Diamond Art Deco Engagement Ring in Platinum with 2 Bullet Cut Side Stones – Assay Jewelers

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IGI Certified 5 Carat Lab Grown CVD Diamond Art Deco Engagement Ring in Platinum with 2 Bullet Cut Side Stones

3.72 Carat Lab Grown Diamond Ring in Half Bezel Platinum Setting – Assay Jewelers

3.72 Carat Lab Grown Diamond Ring in Half Bezel Platinum Setting – Assay Jewelers

3.72 Carat Lab Grown Diamond Ring in Half Bezel Platinum Setting

¥1,026,300 JPY

South Sea Pearl with Round Diamond Pave Side stones in Platinum Ring – Assay Jewelers

South Sea Pearl with Round Diamond Pave Side stones in Platinum Ring – Assay Jewelers

Save 16%

South Sea Pearl with Round Diamond Pave Side stones in Platinum Ring

¥852,500 JPY ~~¥1,024,700 JPY~~

4 Carat TW Round Cut Diamond Tennis Bracelet In Platinum Setting – Assay Jewelers

4 Carat TW Round Cut Diamond Tennis Bracelet In Platinum Setting – Assay Jewelers

4 Carat TW Round Cut Diamond Tennis Bracelet In Platinum Setting

¥1,273,700 JPY

3.03 Carat, Cushion Cut, H Color, VS1 Clarity Lab grown Diamond in Platinum Ring – Assay Jewelers

3.03 Carat, Cushion Cut, H Color, VS1 Clarity Lab grown Diamond in Platinum Ring – Assay Jewelers

Sold Out

3.03 Carat, Cushion Cut, H Color, VS1 Clarity Lab grown Diamond in Platinum Ring

3 Carat Round Lab Grown Diamond With Baguette Diamond Side Stones in Vintage Platinum Ring – Assay Jewelers

3 Carat Round Lab Grown Diamond With Baguette Diamond Side Stones in Vintage Platinum Ring – Assay Jewelers

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3 Carat Round Lab Grown Diamond With Baguette Diamond Side Stones in Vintage Platinum Ring

3.02 carat H/VVS2 Cushion Lab Grown Diamond 3-Stone Platinum Ring – Assay Jewelers

3.02 carat H/VVS2 Cushion Lab Grown Diamond 3-Stone Platinum Ring – Assay Jewelers

3.02 carat H/VVS2 Cushion Lab Grown Diamond 3-Stone Platinum Ring

¥713,800 JPY

Platinum Set 1.20 Carat Marquise Cut Diamond Ring – Assay Jewelers

Platinum Set 1.20 Carat Marquise Cut Diamond Ring – Assay Jewelers

Save 16%

Platinum Set 1.20 Carat Marquise Cut Diamond Ring

¥1,830,300 JPY ~~¥2,199,700 JPY~~

GIA Certified 4.09-carat White Opal and Diamond Halo in Platinum and Gold Ring – Assay Jewelers

GIA Certified 4.09-carat White Opal and Diamond Halo in Platinum and Gold Ring – Assay Jewelers

Certified

GIA Certified 4.09-carat White Opal and Diamond Halo in Platinum and Gold Ring

¥2,127,800 JPY ~~¥2,559,100 JPY~~

4 Carat Round White Diamond Solitaire Mens Platinum Ring – Assay Jewelers

4 Carat Round White Diamond Solitaire Mens Platinum Ring – Assay Jewelers

Sold Out

4 Carat Round White Diamond Solitaire Mens Platinum Ring

GIA certified Oval Jade with Diamond Sidestones in Platinum Ring – Assay Jewelers

GIA certified Oval Jade with Diamond Sidestones in Platinum Ring – Assay Jewelers

Sold Out

GIA certified Oval Jade with Diamond Sidestones in Platinum Ring

Art Deco Old-European Cut Diamond, Emerald and Onyx Platinum Bracelet – Assay Jewelers

Art Deco Old-European Cut Diamond, Emerald and Onyx Platinum Bracelet – Assay Jewelers

Save 12%

Art Deco Old-European Cut Diamond, Emerald and Onyx Platinum Bracelet

¥10,224,400 JPY ~~¥11,686,900 JPY~~

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Frequently Asked Questions

Domestic shipping can take up to 5 business days.

Foreign shipping could take up to 14 business days.

Due to global supply chain challenges, shipping times could be longer than usual.
All our products are subject to quality control.

Our warranty provides a guarantee against manufacturer defects.

The guarantee covers any manufacturing, design, or material defect. Please notify us within 2 months of noticing any defects.

It does not cover blows, improper use, or other issues that are not attributable to a manufacturer defects.
Yes, we offer full and partial refunds.

Please enquire for more information about our Refund policy.
We use all major carriers, and local courier partners. Use the shipping estimator in the cart to check your shipping rates.

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Platinum Jewelry

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Frequently Asked Questions