Mari's jewellery collections are designed and hand made from an inspired place, from potential sketch book ideas to tokens of togetherness, celebration and remembrance. Add to this the essence of Wales, the rugged, beautiful and majestic land that carries a strong cultural identity, bares its soul in Mari’s jewellery collections, allowing you, the wearer to not only belong to the stories of Wales, but choose pieces that resonate and connect with your own stories and memories.

Mari Thomas Jewellery Collections

316 products

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Peach Pink Cultured River Pearl Necklace - Mari Thomas Jewellery
Mari Thomas Jewellery One-of-a-kind: Peach pink cultured river pearl necklace with 14ct gold clasp
£185.00
£185.00
Contemporary Welsh gold jewellery designed and made in Wales and inspired by the Welsh landscape. The stud earrings are handcrafted in solid 18ct yellow gold
Mari Thomas Jewellery *New* Carved Fine: 18ct gold rectangle earrings
£1,165.00
£1,165.00
Contemporary Welsh gold jewellery designed and made in Wales and inspired by the Welsh landscape handcrafted stud earrings in solid 18ct yellow gold
Mari Thomas Jewellery *New* Carved Fine: 18ct gold square earrings
£950.00
£950.00
Glissando: 9ct Rose Gold Circular Pendant with Diamonds - Mari Thomas Jewellery
Mari Thomas Jewellery Glissando nell' oro: 9ct Rose Gold Circular Pendant with Diamonds
£2,580.00
£2,580.00
Contemporary Welsh silver jewellery. Inspired by Welsh slate and coal and the beautiful landscape of Wales. This solid black oxidised bangle is designed and handmade in Wales UK
Mari Thomas Jewellery Carved: Wide Black Silver Bangle
£695.00
£695.00
Cube: Black Silver Ring - Mari Thomas Jewellery
Mari Thomas Jewellery Cube: Black Silver Ring
£110.00
£110.00
Cube: Black Silver 3 Cube Stacker Bangle - Mari Thomas Jewellery
Mari Thomas Jewellery Cube: Black Silver 3 Cube Stacker Bangle
£400.00
£400.00
Cube: Black Silver 3 Cube Bangle - Mari Thomas Jewellery
Mari Thomas Jewellery Cube: Black Silver 3 Cube Bangle
£250.00
£250.00
SOLD OUT
Cube: 1 Cube Black SIlver Stacker Bangle - Mari Thomas Jewellery
Mari Thomas Jewellery Cube: Single Cube Black Silver Stacker Bangle
£320.00
£320.00
Contemporary Welsh silver jewellery. Inspired by the beautiful landscape of Wales especially slate and anthracite coal. This sculptured ring is designed and handmade in Wales
Mari Thomas Jewellery Carved: Long Black Silver Ring
from £250.00
from £250.00
Contemporary Welsh gold and silver jewellery designed and made in Wales and inspired by the Welsh landscape. This lapel pin is inspired by the Welsh poem Cofio meaning remember by Waldo Williams handcrafted in solid silver with 22ct gold plating.
Mari Thomas Jewellery Cofio / Remember: Gold and silver lapel / tie pin
£150.00
£150.00
Mari Thomas Jewellery Cofio / Remember: Black silver lapel / tie pin
£110.00
£110.00
Cofio / Remember: Black Silver Cufflinks - Mari Thomas Jewellery
Mari Thomas Jewellery Cofio / Remember: Black Silver Cufflinks
£230.00
£230.00
Contemporary Welsh gold and silver jewellery designed and made in Wales and inspired by the Welsh landscape. This torque neckpiece is inspired by the Welsh poem Cofio meaning remember by Waldo Williams handcrafted in solid silver with 22ct gold plating.
Mari Thomas Jewellery Cofio / Remember: Gold and Silver Torque Neckpiece
£1,400.00
£1,400.00
Cube: Black Silver Drop Pendant - Mari Thomas Jewellery
Mari Thomas Jewellery Cube: Black Silver Drop Pendant
£130.00
£130.00
Cube: Black Silver 3 Drop Pendant - Mari Thomas Jewellery
Mari Thomas Jewellery Cube: Black Silver 3 Drop Pendant
£280.00
£280.00
Contemporary Welsh silver jewellery. Inspired by the beautiful landscape of Wales especially slate and anthracite coal. This small textured pendant is designed and handmade in Wales
Mari Thomas Jewellery Carved: Black Silver Square Pendant
£175.00
£175.00
Contemporary Welsh silver jewellery. Inspired by the beautiful landscape of Wales especially slate and coal. This statement necklace is designed and handmade in Wales
Mari Thomas Jewellery Carved: Black Silver Arc necklace
£550.00
£550.00
Decorative Concepts: Large Black Silver Statement Ring - Mari Thomas Jewellery
Mari Thomas Jewellery Decorative Concepts: Large Black Silver Statement Ring
£230.00
£230.00
Decorative Concepts: Medium Top Black Silver Ring - Mari Thomas Jewellery
Mari Thomas Jewellery Decorative Concepts: Medium Top Black Silver Ring
£95.00
£95.00
Decorative Concepts: Statement Black Silver Earrings - Mari Thomas Jewellery
Mari Thomas Jewellery Decorative Concepts: Statement Black Silver Earrings
£340.00
£340.00
Decorative Concepts: Large Black Silver Pendant - Mari Thomas Jewellery
Mari Thomas Jewellery Decorative Concepts: Large Black Silver Pendant
£640.00
£640.00
Decorative Concepts: Large Black Silver Earrings - Mari Thomas Jewellery
Mari Thomas Jewellery Decorative Concepts: Large Black Silver Earrings
£75.00
£75.00
Decorative Concepts: Black Silver Lapel Pin - Mari Thomas Jewellery
Mari Thomas Jewellery Decorative Concepts: Black Silver Lapel Pin
£95.00
£95.00
Decorative Concepts: Black Silver Cufflinks - Mari Thomas Jewellery
Mari Thomas Jewellery Decorative Concepts: Black Silver Cufflinks
£185.00
£185.00
Decorative Concepts: Rose gold medium top ring - Mari Thomas Jewellery
Mari Thomas Jewellery Decorative Concepts: Rose gold medium top ring
£165.00
£165.00
Decorative Concepts: Rose Gold Large pendant - Mari Thomas Jewellery
Mari Thomas Jewellery Decorative Concepts: Rose Gold Large pendant
£820.00
£820.00
Decorative Concepts: Rose Gold Statement Earrings - Mari Thomas Jewellery
Mari Thomas Jewellery Decorative Concepts: Rose Gold Statement Earrings
£490.00
£490.00
One of a kind: Carved arc pendant with moss agate - Mari Thomas Jewellery
Mari Thomas Jewellery One of a kind - Carved arc pendant with moss agate
£595.00
£595.00
Carved: One off piece : Sculptured Silver Pendant with Moss Agate - Mari Thomas Jewellery
Mari Thomas Jewellery One of a kind: Carved sculptured silver pendant with moss agate
£400.00
£400.00
Linear: Silver Lapel / Tie Pin - Mari Thomas Jewellery
Mari Thomas Jewellery Linear: Silver Lapel / Tie Pin
£80.00
£80.00
Mari Thomas Jewellery Glissando nell' oro: Small 18ct White Gold Circular Pendant with diamonds
£4,140.00
£4,140.00
Mari Thomas Jewellery Decorative Concepts: Silver Lapel / Tie Pin
£95.00
£95.00
Limited Edition: Llawenhau (Rejoice) Earrings - Mari Thomas Jewellery
Mari Thomas Jewellery Last chance: Llawenhau (Rejoice) Earrings
£190.00
£190.00
Glissando: Large 18ct White Gold Pendant with diamonds - Mari Thomas Jewellery
Mari Thomas Jewellery Glissando nell' oro: Large 18ct White Gold Pendant with diamonds
£4,860.00
£4,860.00
Glissando: Small 18ct White Gold Pendant with diamonds - Mari Thomas Jewellery
Mari Thomas Jewellery Glissando nell' oro: Small 18ct White Gold Pendant with diamonds
£2,325.00
£2,325.00
Welsh gold ring inspired by the strata of Welsh slate handcrafted and handmade in 18ct rose red gold
Mari Thomas Jewellery *NEW* Linear Fine: Narrow 18ct Rose Gold Ring
from £870.00
from £870.00
Linear Fine: Long 18ct Gold Earrings - Mari Thomas Jewellery
Mari Thomas Jewellery Linear Fine: Long 18ct Gold Earrings
£1,990.00
£1,990.00
Mari Thomas Jewellery One of a kind: Golden Bubbles pendant set with 1.50ct diamonds
£11,900.00
£11,900.00
Mari Thomas Jewellery Glissando nell' oro: Small 9ct Rose Gold Pendant
£770.00
£770.00
Mari Thomas Jewellery Glissando: Silver Bangle
£320.00
£320.00
Mari Thomas Jewellery Glissando nell' oro: 9ct Rose Gold Medium Pendant
£998.00
£998.00
Mari Thomas Jewellery Glissando nell' oro: 9ct Rose Gold Medium Earrings
£1,135.00
£1,135.00
Mari Thomas Jewellery Bubbles: Large Silver Pendant
£460.00
£460.00
Mari Thomas Jewellery Bubbles: Medium Silver Pendant
£340.00
£340.00
Decorative Concepts: Statement Silver Earrings - Mari Thomas Jewellery
Mari Thomas Jewellery Decorative Concepts: Statement Silver Earrings
£340.00
£340.00
Mari Thomas Jewellery Decorative Concepts: Large Silver Pendant
£640.00
£640.00
Decorative Concepts: Silver Cufflinks - Mari Thomas Jewellery
Mari Thomas Jewellery Decorative Concepts: Silver Cufflinks
£185.00
£185.00
Contemporary Welsh silver jewellery. Inspired by the beautiful landscape of Wales. These textured earrings are designed and handmade in Wales
Mari Thomas Jewellery Carved: Silver Fractured Earrings
£165.00
£165.00
Mari Thomas Jewellery Glissando nell' oro: 9ct Rose Gold Circular Pendant
£2,130.00
£2,130.00
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