高品質サファイア
101 products
Certified
GIA Certified No Heat Blue Sapphire 18k Gold Cable Chain Choker Necklace 15.5"
¥11,174,300 JPY
¥13,967,900 JPY
Certified
Vintage GIA Certified 11.16 Carat Oval Orange Sapphire in 14K Rose Gold
¥7,958,500 JPY
¥9,948,100 JPY
Save 12%
Square Cut Blue Sapphire and Diamond Cluster Tennis Bracelet
¥5,477,400 JPY
¥6,267,900 JPY
Save 26%
Art Deco Era 20 Carat Oval-Cut Ceylon Sapphire and Old-Euro Cut Diamond Bracelet
¥22,223,600 JPY
¥30,403,400 JPY
Save 12%
Vintage Art Deco 3 Carat Old Mine Cut Two Stone Double Diamond and Blue Sapphire Platinum Ring
¥8,088,600 JPY
¥9,248,900 JPY
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Rolex Precision 22mm Diamond Bezel 18K Gold Watch
¥1,682,300 JPY
Piaget Dancer Opal Dial 18K Gold 90563 Quartz 23.5mm Watch
¥2,533,500 JPY
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Frequently Asked Questions
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Assay offers rare, natural sapphires—many certified by GIA or AGL. These gems are set in luxurious materials like 18K gold and platinum, often featuring unique designs or vintage styles.
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Many sapphires in this collection are natural and untreated, including no-heat sapphires from Sri Lanka and Burma. These rare gems come with certification from trusted labs like GIA and AGL.
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Yes, Assay offers private viewings by appointment. You can contact them to schedule a personal consultation and see your desired piece up close.
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Your order is shipped via insured carriers in discreet, secure packaging with a direct signature required. Tracking information is provided, and Assay ensures the safety and authenticity of your purchase.

















