All Gemstones
18K Gold 2 Carat Emerald & Diamond Pave Cluster Band Ring – Assay Jewelers
Save up to 19%
18K Gold 2 Carat Emerald & Diamond Pave Cluster Band Ring
£7,851.00 GBP
£9,813.00 GBP
Vintage Turquoise and 14k Gold Bead & Pendant Necklace – Assay Jewelers
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Vintage Turquoise and 14k Gold Bead & Pendant Necklace
£16,492.00 GBP
£19,821.00 GBP
Certified 5.16 Carat Fei Cui Type A Jadeite Jade and Diamond Cocktail Ring – Assay Jewelers
Certified
Certified 5.16 Carat Fei Cui Type A Jadeite Jade and Diamond Cocktail Ring
£6,600.00 GBP
£8,246.00 GBP
GIA Certified 1.46 Carat Colombian Emerald and Diamond Ring in 18K White Gold – Assay Jewelers
Certified
GIA Certified 1.46 Carat Colombian Emerald and Diamond Ring in 18K White Gold
£11,293.00 GBP
£14,118.00 GBP
5.09 Carat Blue Sapphire and Diamond Bangle Bracelet in 18k Yellow Gold – Assay Jewelers
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5.09 Carat Blue Sapphire and Diamond Bangle Bracelet in 18k Yellow Gold
£18,740.00 GBP
£23,424.00 GBP
Vintage AGL Certified 11.28 Carat Colombian Emerald & Old Euro Cut Diamond Ring – Assay Jewelers
Certified
Antique Mughal Empire Indian Elephant Bangle Bracelet in 19k Yellow Gold – Assay Jewelers
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Antique Mughal Empire Indian Elephant Bangle Bracelet in 19k Yellow Gold
£23,385.00 GBP
£26,677.00 GBP
0.72 Carat Emerald and Diamond Bypass 18K Gold Ring – Assay Jewelers
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0.72 Carat Emerald and Diamond Bypass 18K Gold Ring
£2,533.00 GBP
£3,166.00 GBP
1.04 Carat Green Chrysoberyl Cat's Eye and Diamond Platinum Art Deco Style Ring – Assay Jewelers
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1.04 Carat Green Chrysoberyl Cat's Eye and Diamond Platinum Art Deco Style Ring
£4,527.00 GBP
£5,445.00 GBP
Natural Pink Ruby and Diamond Platinum Wedding Band 5 Stone Ring – Assay Jewelers
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Natural Pink Ruby and Diamond Platinum Wedding Band 5 Stone Ring
£2,105.00 GBP
£2,636.00 GBP
1.43 Carat Pinkish Red Ruby and Diamond Cluster Platinum Dome Ring – Assay Jewelers
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1.43 Carat Pinkish Red Ruby and Diamond Cluster Platinum Dome Ring
£3,103.00 GBP
£3,728.00 GBP
Natural 1.52 Carat Oval Blue Sapphire and Diamond Platinum Floral Ring – Assay Jewelers
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Natural 1.52 Carat Oval Blue Sapphire and Diamond Platinum Floral Ring
£3,554.00 GBP
£4,266.00 GBP
7.86 Carat Natural White Opal and Diamond Halo Platinum Ring – Assay Jewelers
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7.86 Carat Natural White Opal and Diamond Halo Platinum Ring
£8,761.00 GBP
£10,541.00 GBP
2.19 Carat Oval Cut Ruby and Baguette Diamond Halo Platinum Ballerina Ring – Assay Jewelers
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2.19 Carat Oval Cut Ruby and Baguette Diamond Halo Platinum Ballerina Ring
£6,062.00 GBP
£7,281.00 GBP
1.66 Carat Oval Blue Sapphire and Diamond Platinum Dainty Ring – Assay Jewelers
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1.66 Carat Oval Blue Sapphire and Diamond Platinum Dainty Ring
£2,778.00 GBP
£3,332.00 GBP
GIA Certified No Heat 3.50 Carat Pink/Purple Star Sapphire and Diamond Dome Ring – Assay Jewelers
Certified
GIA Certified No Heat 3.50 Carat Pink/Purple Star Sapphire and Diamond Dome Ring
£4,582.00 GBP
£5,730.00 GBP
Antique Art Deco Platinum Filigree Blue Sapphire & Diamond Bracelet – Assay Jewelers
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Antique Art Deco Platinum Filigree Blue Sapphire & Diamond Bracelet
£52,799.00 GBP
£60,325.00 GBP
GIA Certified 7.60 Carat No Heat Pink Spinel and Diamond Ring in Platinum – Assay Jewelers
Certified
GIA Certified 7.60 Carat No Heat Pink Spinel and Diamond Ring in Platinum
£34,938.00 GBP
£43,675.00 GBP
Antique Art Deco 18K Gold Mesh Evening Bag With Emerald and Diamond Frame – Assay Jewelers
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Antique Art Deco 18K Gold Mesh Evening Bag With Emerald and Diamond Frame
£42,417.00 GBP
£53,021.00 GBP
Natural 2.28 Carat Blue Sapphire & Diamond Cluster 5 Stone Platinum Ring – Assay Jewelers
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Natural 2.28 Carat Blue Sapphire & Diamond Cluster 5 Stone Platinum Ring
£3,973.00 GBP
£4,780.00 GBP
0.98 Carat Baguette Colombian Emerald, Diamond Platinum Thin Ring – Assay Jewelers
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0.98 Carat Baguette Colombian Emerald, Diamond Platinum Thin Ring
£1,377.00 GBP
£1,726.00 GBP
Vintage Tigers Eye Quartz and 18K Gold Necklace, G. Vascellari Signed – Assay Jewelers
GIA Certified 2.4 Carat No Heat Pink Sapphire & Briolette Diamond Platinum Ring – Assay Jewelers
Certified
GIA Certified 2.4 Carat No Heat Pink Sapphire & Briolette Diamond Platinum Ring
£9,418.00 GBP
£11,768.00 GBP
Victorian Era Antique 3.5 Carat Citrine and Diamond GIA Certified in Silver/Gold Ring – Assay Jewelers
Certified
Victorian Era Antique 3.5 Carat Citrine and Diamond GIA Certified in Silver/Gold Ring
£3,126.00 GBP
£3,910.00 GBP
3.43 Carat Oval Cut Ruby and Diamond Halo Wedding Band Ring in 18K Gold – Assay Jewelers
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3.43 Carat Oval Cut Ruby and Diamond Halo Wedding Band Ring in 18K Gold
£6,964.00 GBP
£8,705.00 GBP
15mm South Sea Pearl and Diamond Platinum Cocktail Ring with Heart Shape Design – Assay Jewelers
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15mm South Sea Pearl and Diamond Platinum Cocktail Ring with Heart Shape Design
£5,500.00 GBP
£6,616.00 GBP
2.11 Carat Oval Cut Emerald and Diamond Wedding Band in 18K Gold – Assay Jewelers
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2.11 Carat Oval Cut Emerald and Diamond Wedding Band in 18K Gold
£3,926.00 GBP
£4,907.00 GBP
2.29 Carat Oval Cut Emerald and Diamond Wedding Band in 18K Gold – Assay Jewelers
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2.29 Carat Oval Cut Emerald and Diamond Wedding Band in 18K Gold
£4,179.00 GBP
£5,223.00 GBP
12.5mm South Sea Pearl and Diamond Platinum Three Stone Ring – Assay Jewelers
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12.5mm South Sea Pearl and Diamond Platinum Three Stone Ring
£4,788.00 GBP
£5,754.00 GBP
Vintage 2.5 Carat Emerald Cut Blue Sapphire & Diamond Matte Finish Mens Ring – Assay Jewelers
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Vintage 2.5 Carat Emerald Cut Blue Sapphire & Diamond Matte Finish Mens Ring
£2,564.00 GBP
£3,084.00 GBP
Vintage 25 Carat Peridot Ring & Earring 18K Yellow Gold Jewelry Set – Assay Jewelers
AGL Cert. Antique 20 Carat No Heat Ceylon Yellow Sapphire Art Deco Filigree Pendant – Assay Jewelers
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AGL Cert. Antique 20 Carat No Heat Ceylon Yellow Sapphire Art Deco Filigree Pendant
£43,754.00 GBP
£49,991.00 GBP
Antique Victorian Colombian Emerald, Pearl, & Old Mine Diamond Pendant Circa 1880 – Assay Jewelers
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Antique Victorian Colombian Emerald, Pearl, & Old Mine Diamond Pendant Circa 1880
£25,284.00 GBP
£31,607.00 GBP
2.09 Carat Oval Cut Burma Ruby No Heat GRS Certified & Diamond Halo Platinum Ring – Assay Jewelers
Certified
2.09 Carat Oval Cut Burma Ruby No Heat GRS Certified & Diamond Halo Platinum Ring
£44,522.00 GBP
£55,656.00 GBP
GRS Certified 5.09 Carat Oval Burma Ruby & Diamond Halo Cluster Ring – Assay Jewelers
Certified
GRS Certified 5.09 Carat Oval Burma Ruby & Diamond Halo Cluster Ring
£52,934.00 GBP
£66,165.00 GBP
5.3 Carat Pear Cut Ruby & Baguette Diamond Ballerina White Gold Ring – Assay Jewelers
AGL Certified 9.55 Carat No Heat Burma Pink Sapphire Detachable Ring To Pendant – Assay Jewelers
Certified
GRS Certified 2.99 Oval Cut Burma Ruby & Diamond Halo Ring – Assay Jewelers
Certified
GRS Certified 2.99 Oval Cut Burma Ruby & Diamond Halo Ring
£29,985.00 GBP
£37,485.00 GBP
6.04 Carat Cushion Cut No Heat Burma Origin Spinel in Vintage 14K Gold Ring – Assay Jewelers
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Art Deco GIA Cert. 4.35 Carat No Heat Spinel Vintage Platinum Ring – Assay Jewelers
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2.09 Carat Vivid Red Pigeon's Blood Burma Ruby Emerald Cut East-West Ring – Assay Jewelers
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Vintage Art Deco Estate Blue Sapphire, Diamond & Enamel Bangle Bracelet – Assay Jewelers
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Vintage Art Deco Estate Blue Sapphire, Diamond & Enamel Bangle Bracelet
£13,319.00 GBP
£16,018.00 GBP
Rare Mariposa Vivid Green Muzo Old Mine Colombian Emerald and Diamond Stack Ring – Assay Jewelers
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Rare Mariposa Vivid Green Muzo Old Mine Colombian Emerald and Diamond Stack Ring
£29,462.00 GBP
£36,830.00 GBP
AGL Certified 4.07 Carat No Heat Burma Sapphire & Half Moon Diamond Ring – Assay Jewelers
Certified
AGL Certified 4.07 Carat No Heat Burma Sapphire & Half Moon Diamond Ring
£36,830.00 GBP
£46,041.00 GBP
9.07 Carat Blue Star Sapphire & Diamond Halo Ring in 18K White Gold – Assay Jewelers
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9.07 Carat Blue Star Sapphire & Diamond Halo Ring in 18K White Gold
£10,573.00 GBP
£13,216.00 GBP
GIA Certified 4 Carat Colombian Minor Oil Emerald & Diamond Engagement Ring – Assay Jewelers
Certified
GIA Certified 4 Carat Colombian Minor Oil Emerald & Diamond Engagement Ring
£12,369.00 GBP
£15,463.00 GBP
21.13 Carat Pink Tourmaline & Diamond Floating Pendant Necklace in 14K/18K Gold – Assay Jewelers
5.10 Carat No Heat Ceylon Pink Sapphire East West Floating Necklace – Assay Jewelers
Save 12%
5.10 Carat No Heat Ceylon Pink Sapphire East West Floating Necklace
£33,736.00 GBP
£38,538.00 GBP