British Loose Gemstones

This exceptional royal blue sapphire originates from Madagascar, one of the leading modern sources of fine quality sapphires. Certified by Gem Research Swisslab (GRS), this gemston...

This exceptional untreated 2.03 carat ruby displays the highly sought-after "pigeon's blood" colour — the deep, vivid red regarded as the pinnacle of ruby grading. Its saturation and...

This exceptional, untreated and stunningly beautiful 2.15 carat Pigeon's Blood ruby originates from Mozambique, one of the leading modern sources of fine quality sapphires. Certifi...

This exceptional, untreated and stunningly beautiful blue sapphire originates from Sri Lanka (Ceylon), one of the best sources of fine quality sapphires. Certified by Gem Research ...

An attractive antique Victorian era banded agate cabochon. It is a rounded rectangular shaped piece with a slightly raised front and a flat unpolished back. It has varying shades, ...

This exceptional untreated 1.53 carat royal blue sapphire displays the highly sought-after "royal blue" colour — the deep, vivid blue regarded as the pinnacle of grading for blue sap...

This exceptional, untreated and stunningly beautiful pink sapphire originates from Madagascar, one of the leading modern sources of fine quality sapphires. Certified by Gem Researc...

A beautiful set of three vintage heart cut amethyst gemstones. Great quality, rich and deep purple amethysts, genuine vintage from the 60s era, mid century when bold and colourful p...

This exceptional, untreated and stunningly beautiful 1.53 carats Vibrant Red Ruby originates from Mozambique, one of the leading modern sources of fine quality sapphires. Certified...

This beautiful untreated 1.63 carat pink spinel displays a soft, vivid pink with balanced saturation and a lively, glowing brilliance. Spinel is one of the great connoisseur's gemsto...

This exceptional, untreated and beautiful 2.24 carats Pink Sapphire originates from Sri Lanka, one of the leading modern sources of fine quality sapphires. Certified by Gem Researc...

This exceptional, untreated and stunningly beautiful 1.10 carats red ruby originates from Mozambique, one of the leading modern sources of fine quality sapphires. Certified by Gem ...

Create something uniquely yours, set it as the centrepiece of a timeless solitaire ring, allowing the diamond’s character and brilliance to take centre stage. For something with eve...

This exceptional, untreated and stunningly beautiful 1.51 carats Pigeon's Blood red ruby originates from Mozambique, one of the leading modern sources of fine quality rubies. Certi...

This beautiful, untreated 1.55 carats Vivi Blue Sapphire is certified by Gem Research Swisslab (GRS). This beautiful blue sapphire displays the highly sought-after Vivid Blue colour...

This exceptional, untreated and stunningly beautiful 1.10 carats Pigeon's Blood Ruby originates from Mozambique, one of the leading modern sources of fine quality sapphires. Certif...

This exceptional, untreated and beautiful 2.98 carats Pink Spinel originates from Tanzania, one of the leading modern sources of fine quality spinels. Certified by Gem Research Swi...

This exceptional untreated 1.09 carat sapphire displays a vibrant, dual-tone colour — a balanced blend of purple and pink with rich saturation and lively brilliance. Purplish pink is...

This beautiful 1.17 carats Pinkish-Red ruby originates from Mozambique, one of the leading modern sources of fine quality sapphires. Certified by Gem Research Swisslab (GRS), this ...

This exceptional, untreated and beautiful 1.74 carats Royal Blue Sapphire originates from Madagascar, one of the leading modern sources of fine quality sapphires. Certified by Gem ...

This exceptional untreated 1.63 carat pink spinel displays a soft, vivid pink with balanced saturation and a lively, glowing brilliance. Spinel is one of the great connoisseur's gems...

This exceptional, untreated and beautiful 1.07 carats Royal Blue Sapphire originates from Madagascar, one of the leading modern sources of fine quality sapphires. Certified by Gem ...

This exceptional, untreated and beautiful 1.65 carats Royal Blue Sapphire originates from Madagascar, one of the leading modern sources of fine quality sapphires. Certified by Gem ...

Indigo Blue Sapphire 0.75ct Natural Australian Cushion Cut Loose Gem 5.8x4.5mm Natural Australian Blue Sapphire Gemstone. 0.75 Carat with a deep blue colour and excellent clarity, p...

This exceptional, untreated and stunningly beautiful pigeon's blood ruby originates from Mozambique, one of the leading modern sources of fine quality sapphires. Certified by Gem R...

Fine 3.08ct Deep Blue Natural Sapphire Heart Cut Loose Rare Gemstone 9.2x8mm Natural Deep Blue Sapphire Gemstone. 3.08 Carat with a beautiful deep blue colour and excellent clarity,...

This exceptional, untreated and beautiful 1.09 carats Vivid Blue Sapphire originates from West Africa. Certified by Gem Research Swisslab (GRS), this beautiful Vivid Blue sapphire ...

This untreated and beautiful 1.07 carats Vivid Blue Sapphire originates from West Africa. Certified by Gem Research Swisslab (GRS), this beautiful blue sapphire displays the sought-...

This exceptional, untreated and beautiful 0.84 carat Royal Blue Sapphire originates from Madagascar, one of the leading modern sources of fine quality sapphires. Certified by Gem R...

Fine Deep Green Colour Sapphire 1.26ct Heart Cut Rare Loose Gemstone 6.7x6.6mm Natural Green Sapphire Heart Cut Gem. 1.26 Carat with a beautiful ...

This exceptional, untreated and beautiful 1.56 carats vivid orange-red heart spinel is certified by Gem Research Swisslab (GRS). The beautiful vivi orange-red tone is a highly soug...

This exceptional untreated 2.07 carat sapphire displays a beautiful pinkish-purple colour — a soft, romantic blend of pink and violet with balanced saturation and a lively, glowing b...

This exceptional, untreated and beautiful 2.22 carats vibrant Purple Sapphire originates from Madagascar, one of the leading modern sources of fine quality sapphires. Certified by ...