All Coloured Gemstones
The A.G coloured gemstone jewellery collection celebrates individuality and artistry across a refined range of fine jewellery, including rings, earrings, necklaces, bracelets, and bespoke pieces. Designed for those drawn to expressive colour and timeless design, each piece showcases exceptional gemstones in a variety of shapes, styles, and settings, blending contemporary elegance with enduring craftsmanship.
Our coloured gemstone jewellery features champagne diamonds, Ceylon and Australian sapphires, rubies, aquamarines, tourmalines, emeralds, and more, carefully selected for their character and brilliance. For those seeking something truly personal, our gemstone specialists and designers are available to create bespoke coloured gemstone jewellery, thoughtfully crafted with intention, precision, and refined detail.
Antique Style Ruby and Diamond Ring in 18ct Yellow Gold
Antique style 2.06ct ruby ring
Antique Style Ruby and Diamond Ring in 18ct Yellow Gold
Antique style 2.06ct ruby ring
Ruby Drop Necklace
Our much-loved Diamond Drop Necklace now comes in ruby - a bold and romantic reinterpre...
Ruby Drop Necklace
Our much-loved Diamond Drop Necklace now comes in ruby - a bold and romantic reinterpre...
Cushion Cut Ruby Signet Ring in 18ct Yellow Gold
2.11ct cushion cut Burmese ruby signet with button setting
Cushion Cut Ruby Signet Ring in 18ct Yellow Gold
2.11ct cushion cut Burmese ruby signet with button setting
Bezel Set Ruby Tennis Bracelet in 18ct Yellow Gold
43 oval cut Burmese rubies totalling 9.42ct
Bezel Set Ruby Tennis Bracelet in 18ct Yellow Gold
43 oval cut Burmese rubies totalling 9.42ct
Sapphire Rainbow Huggies
A.G multi cut and colour sapphire huggies
Sapphire Rainbow Huggies
A.G multi cut and colour sapphire huggies
Multicoloured Sapphire and Diamond Tennis Bracelet
A vibrant celebration of colour and brilliance, this multicoloured tennis bracelet is c...
Multicoloured Sapphire and Diamond Tennis Bracelet
A vibrant celebration of colour and brilliance, this multicoloured tennis bracelet is c...
2.16ct Oval Cut Padparadscha Sapphire Ring
2.16ct Oval Cut Padparadscha Sapphire Ring
2.16ct Oval Cut Padparadscha Sapphire Ring
2.16ct Oval Cut Padparadscha Sapphire Ring
Rainbow Sapphire & Diamond Tennis Necklace
A bold reimagining of a classic silhouette, this 18ct yellow gold tennis necklace showc...
Rainbow Sapphire & Diamond Tennis Necklace
A bold reimagining of a classic silhouette, this 18ct yellow gold tennis necklace showc...
Multi Sapphire Ring
A.G multi cut and colour sapphire ring
Multi Sapphire Ring
A.G multi cut and colour sapphire ring
Emerald Cut Yellow Sapphire Ring in Platinum
6.08ct emerald cut golden sapphire
Emerald Cut Yellow Sapphire Ring in Platinum
6.08ct emerald cut golden sapphire
Rainbow Gemstone Drop Necklace
A.G bezel set swinging necklace
Rainbow Gemstone Drop Necklace
A.G bezel set swinging necklace
Emerald Cut Pink Sapphire and Diamond Ring
3.06ct emerald cut pink sapphire ring
Emerald Cut Pink Sapphire and Diamond Ring
3.06ct emerald cut pink sapphire ring
Emerald Drop Necklace
A.G bezel set swinging necklace
Emerald Drop Necklace
A.G bezel set swinging necklace
Green Asscher Cut Emerald and Diamond Ring
Asscher cut Zambian emerald and diamond ring
Green Asscher Cut Emerald and Diamond Ring
Asscher cut Zambian emerald and diamond ring
East West Green Zambian Emerald Necklace
1.68ct Zambian emerald cut emerald
East West Green Zambian Emerald Necklace
1.68ct Zambian emerald cut emerald
East-West Emerald Tennis Bracelet
Crafted in 18ct yellow gold, this bracelet features a vibrant row of oval cut emeralds ...
East-West Emerald Tennis Bracelet
Crafted in 18ct yellow gold, this bracelet features a vibrant row of oval cut emeralds ...
5ct Emerald Cut Emerald Bezel Ring
A.G 5ct Emerald Cut Emerald Bezel Ring
5ct Emerald Cut Emerald Bezel Ring
A.G 5ct Emerald Cut Emerald Bezel Ring
Emerald Cut Yellow Sapphire Ring in Platinum
3.33ct emerald cut yellow sapphire ring
Emerald Cut Yellow Sapphire Ring in Platinum
3.33ct emerald cut yellow sapphire ring
Green Amethyst Bezel Drop Earrings
A.G 10.67ct Green Amethyst Bezel Drop Earrings
Green Amethyst Bezel Drop Earrings
A.G 10.67ct Green Amethyst Bezel Drop Earrings
Blue Ceylon Sapphire Studs in 18ct White Gold
1.68ct total weight 4 claw stud earrings
Blue Ceylon Sapphire Studs in 18ct White Gold
1.68ct total weight 4 claw stud earrings
Toi et Moi Sapphire Ring
A modern expression of the iconic toi et moi silhouette, this design pairs two exceptio...
Toi et Moi Sapphire Ring
A modern expression of the iconic toi et moi silhouette, this design pairs two exceptio...
East–West Sapphire Tennis Bracelet
A vibrant statement of modern luxury, this bracelet features 32 bezel-set oval cut Ceyl...
East–West Sapphire Tennis Bracelet
A vibrant statement of modern luxury, this bracelet features 32 bezel-set oval cut Ceyl...
Sapphire Drop Necklace
A.G bezel set swinging necklace
Sapphire Drop Necklace
A.G bezel set swinging necklace
Bezel Set Ceylon Sapphire Ring
A striking statement of colour and modern simplicity, this 18ct yellow gold ring featur...
Bezel Set Ceylon Sapphire Ring
A striking statement of colour and modern simplicity, this 18ct yellow gold ring featur...
Round Royal Blue Sapphire Tennis Bracelet
A.G 12.6ct royal blue Sri Lankan sapphire bracelet
Round Royal Blue Sapphire Tennis Bracelet
A.G 12.6ct royal blue Sri Lankan sapphire bracelet
Blue Ceylon Sapphire and Diamond Trilogy Ring
A.G 4.40ct cushion cut Ceylon sapphire and diamond trilogy half round band.
Blue Ceylon Sapphire and Diamond Trilogy Ring
A.G 4.40ct cushion cut Ceylon sapphire and diamond trilogy half round band.
Bezel Set Emerald Tennis Necklace
A modern interpretation of the classic tennis silhouette, this 18ct yellow gold necklac...
Bezel Set Emerald Tennis Necklace
A modern interpretation of the classic tennis silhouette, this 18ct yellow gold necklac...
Emerald and Diamond Fan Earrings
A.G handmade earrings featuring diamonds and emerald
Emerald and Diamond Fan Earrings
A.G handmade earrings featuring diamonds and emerald
Petit Gemstone Letter Necklace
A.G petit gemstone letter pendant necklace
Petit Gemstone Letter Necklace
A.G petit gemstone letter pendant necklace
Oval Cut Emerald Bezel Ring | Petit
A.G 1.52ct Oval Cut Emerald Bezel Ring
Oval Cut Emerald Bezel Ring | Petit
A.G 1.52ct Oval Cut Emerald Bezel Ring
Ruby Dome Huggies
A modern essential with sculptural appeal, these dome huggie earrings are crafted in yo...
Ruby Dome Huggies
A modern essential with sculptural appeal, these dome huggie earrings are crafted in yo...
2.21ct Emerald Cut Ruby Bezel Ring
A.G 2.21ct Emerald Cut Ruby Bezel Ring
2.21ct Emerald Cut Ruby Bezel Ring
A.G 2.21ct Emerald Cut Ruby Bezel Ring
Pink Sapphire Earrings
A bold geometric twist on a classic silhouette, these 18ct yellow gold square hoops are...
Pink Sapphire Earrings
A bold geometric twist on a classic silhouette, these 18ct yellow gold square hoops are...
Lilac Sapphire Necklace
A.G East–West Cushion Cut Pendant Necklace
Lilac Sapphire Necklace
A.G East–West Cushion Cut Pendant Necklace
Duo Drop Earrings
A.G Apricot Sapphire & Keshi Pearl Duo Drop Earrings
Duo Drop Earrings
A.G Apricot Sapphire & Keshi Pearl Duo Drop Earrings
2.40ct Oval Cut Ruby Bezel Ring
A.G 2.40ct oval cut Burmese ruby bezel set ring
2.40ct Oval Cut Ruby Bezel Ring
A.G 2.40ct oval cut Burmese ruby bezel set ring
Peach Tourmaline Pendant
A.G peach tourmaline pendant necklace.
Peach Tourmaline Pendant
A.G peach tourmaline pendant necklace.
Radiant Cut Pink Sapphire Signet Ring
A contemporary interpretation of the classic signet, this A.G Designer Jeweller ring is...
Radiant Cut Pink Sapphire Signet Ring
A contemporary interpretation of the classic signet, this A.G Designer Jeweller ring is...
Emerald Cut Zircon Pendant Necklace
Elegant in its simplicity, this 18ct yellow gold pendant necklace features a striking 5...
Emerald Cut Zircon Pendant Necklace
Elegant in its simplicity, this 18ct yellow gold pendant necklace features a striking 5...
4.6ct Oval Cut Ceylon Sapphire Ring
Sapphire and tapered baguette diamond ring
4.6ct Oval Cut Ceylon Sapphire Ring
Sapphire and tapered baguette diamond ring
Colosseum
A.G baguette cut bezel set eternity band.
Colosseum
A.G baguette cut bezel set eternity band.
Oval Cut Sapphire Bezel Ring | Grand
A.G 4.35ct Oval Cut Sapphire Bezel Ring
Oval Cut Sapphire Bezel Ring | Grand
A.G 4.35ct Oval Cut Sapphire Bezel Ring
Oval Cut Sapphire Bezel Ring | Petit
A.G 1.66ct Oval Cut Sapphire Bezel Ring
Oval Cut Sapphire Bezel Ring | Petit
A.G 1.66ct Oval Cut Sapphire Bezel Ring
Sapphire Signet Ring
A.G custom signet ring with a Royal green sapphire.
Sapphire Signet Ring
A.G custom signet ring with a Royal green sapphire.
W.15
A.G signature diamond baguette and blue sapphire women's wedding band.
W.15
A.G signature diamond baguette and blue sapphire women's wedding band.
Ruby and Diamond Trilogy Ring
A.G emerald cut ruby and diamond trilogy ring.
Ruby and Diamond Trilogy Ring
A.G emerald cut ruby and diamond trilogy ring.
Aquamarine Cluster Ring
A.G oval cut Aquamarine diamond cluster ring
Aquamarine Cluster Ring
A.G oval cut Aquamarine diamond cluster ring
Blue Sapphire Signet Ring
A.G 3.01ct cushion cut blue Ceylon sapphire signet ring
Blue Sapphire Signet Ring
A.G 3.01ct cushion cut blue Ceylon sapphire signet ring
Ceylon Sapphire and Diamond Cluster
A.G oval cut Ceylon sapphire and diamond cluster ring
Ceylon Sapphire and Diamond Cluster
A.G oval cut Ceylon sapphire and diamond cluster ring
Ceylon Sapphire Engagement Ring
A.G emerald cut Ceylon sapphire engagement ring
Ceylon Sapphire Engagement Ring
A.G emerald cut Ceylon sapphire engagement ring
Classic Emerald Studs
A.G 2.2ct round Zambian emerald studs
Classic Emerald Studs
A.G 2.2ct round Zambian emerald studs
Emerald Tennis Bracelet
A fresh take on a timeless classic, this 18ct yellow gold tennis bracelet showcases a v...
Emerald Tennis Bracelet
A fresh take on a timeless classic, this 18ct yellow gold tennis bracelet showcases a v...
Garnet and Diamond Cluster Ring
A.G 9.75ct oval cut spessartite garnet and diamond ring
Garnet and Diamond Cluster Ring
A.G 9.75ct oval cut spessartite garnet and diamond ring
Grey Spinel Diamond Ring
A.G 3.56ct Asscher cut grey spinel and diamond ring
Grey Spinel Diamond Ring
A.G 3.56ct Asscher cut grey spinel and diamond ring
Mint Tourmaline Pendant
A.G mint tourmaline pendant necklace.
Mint Tourmaline Pendant
A.G mint tourmaline pendant necklace.
Aquamarine Trilogy Ring
A.G custom trilogy with aquamarine and pale pink Ceylon sapphires.
Aquamarine Trilogy Ring
A.G custom trilogy with aquamarine and pale pink Ceylon sapphires.
Blue Sapphire and Diamond Cluster Band
A.G Blue Sapphire and Diamond Cluster Band
Blue Sapphire and Diamond Cluster Band
A.G Blue Sapphire and Diamond Cluster Band
Emerald Art Deco Band
A contemporary nod to Art Deco geometry, this 18ct yellow gold ring showcases ten bague...
Emerald Art Deco Band
A contemporary nod to Art Deco geometry, this 18ct yellow gold ring showcases ten bague...
Oval Ceylon Blue Sapphire Ring
A.G oval Ceylon blue sapphire and diamond halo dress ring.
Oval Ceylon Blue Sapphire Ring
A.G oval Ceylon blue sapphire and diamond halo dress ring.
Oval Sapphire Signet Ring
A.G 2.58ct oval royal blue Madagascan sapphire signet
Oval Sapphire Signet Ring
A.G 2.58ct oval royal blue Madagascan sapphire signet
Pale Yellow Sapphire Trilogy
A.G emerald cut pale yellow sapphire and diamond trilogy ring.
Pale Yellow Sapphire Trilogy
A.G emerald cut pale yellow sapphire and diamond trilogy ring.
Royal Blue Sapphire Trilogy Ring
A.G round Royal Blue sapphire and diamond trilogy ring.
Royal Blue Sapphire Trilogy Ring
A.G round Royal Blue sapphire and diamond trilogy ring.
Ruby Art Deco Band
A contemporary nod to Art Deco geometry, this 18ct rose gold ring showcases six baguett...
Ruby Art Deco Band
A contemporary nod to Art Deco geometry, this 18ct rose gold ring showcases six baguett...
Sapphire Art Deco Band
A contemporary nod to Art Deco geometry, this 18ct white gold ring showcases six baguet...
Sapphire Art Deco Band
A contemporary nod to Art Deco geometry, this 18ct white gold ring showcases six baguet...
Mint Tourmaline Ring
A.G oval mint tourmaline and diamond halo custom design dress ring.
Mint Tourmaline Ring
A.G oval mint tourmaline and diamond halo custom design dress ring.
Pink Tourmaline Trilogy Ring
A.G pink tourmaline trilogy ring
Pink Tourmaline Trilogy Ring
A.G pink tourmaline trilogy ring
Tourmaline Step Ring
A.G tourmaline and diamond step style ring
Tourmaline Step Ring
A.G tourmaline and diamond step style ring
Tourmaline and Diamond Signature Cluster
Adam Graham Signtaure Designed Tourmaline and Diamond Cluster Band
Tourmaline and Diamond Signature Cluster
Adam Graham Signtaure Designed Tourmaline and Diamond Cluster Band
