Superior Sapphires
GIA Certified No Heat Blue Sapphire 18k Gold Cable Chain Choker Necklace 15.5" – Assay Jewelers
Certified
GIA Certified No Heat Blue Sapphire 18k Gold Cable Chain Choker Necklace 15.5"
CHF 57,869.00
CHF 72,336.00
Vintage GIA Certified 11.16 Carat Oval Orange Sapphire in 14K Rose Gold – Assay Jewelers
Certified
Vintage GIA Certified 11.16 Carat Oval Orange Sapphire in 14K Rose Gold
CHF 41,215.00
CHF 51,519.00
Square Cut Blue Sapphire and Diamond Cluster Tennis Bracelet – Assay Jewelers
Save 12%
Square Cut Blue Sapphire and Diamond Cluster Tennis Bracelet
CHF 28,366.00
CHF 32,460.00
Art Deco Era 20 Carat Oval-Cut Ceylon Sapphire and Old-Euro Cut Diamond Bracelet – Assay Jewelers
Save 26%
Art Deco Era 20 Carat Oval-Cut Ceylon Sapphire and Old-Euro Cut Diamond Bracelet
CHF 115,090.00
CHF 157,451.00
Vintage Art Deco 3 Carat Old Mine Cut Two Stone Double Diamond and Blue Sapphire Platinum Ring – Assay Jewelers
Save 12%
Vintage Art Deco 3 Carat Old Mine Cut Two Stone Double Diamond and Blue Sapphire Platinum Ring
CHF 41,889.00
CHF 47,898.00
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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.