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"
£51,791.00 GBP
£64,739.00 GBP
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
£36,886.00 GBP
£46,108.00 GBP
Square Cut Blue Sapphire and Diamond Cluster Tennis Bracelet – Assay Jewelers
Save 12%
Square Cut Blue Sapphire and Diamond Cluster Tennis Bracelet
£25,387.00 GBP
£29,050.00 GBP
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
£103,002.00 GBP
£140,913.00 GBP
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
£37,489.00 GBP
£42,867.00 GBP
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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.