What's New?
Happy New Year! Shop the latest arrivals to start 2025 off as you mean to go on - dazzlingly!
Shop Latest
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Vintage 1.50 Carat Aquamarine and Natural Diamond Ring in 18ct White Gold
Regular price £1,150.00 GBPRegular priceUnit price per -
Vintage Emerald and Diamond Three Stone Ring in 18ct Yellow Gold
Regular price £1,250.00 GBPRegular priceUnit price per -
Vintage Art Deco 2.00 Carat Blue Zircon Diamond Ring in 18ct Yellow Gold
Regular price £695.00 GBPRegular priceUnit price per -
Vintage Hermès Rope Twist Ear Clips in 18ct Yellow Gold
Regular price £4,450.00 GBPRegular priceUnit price per
Featured Collections
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Royal Jewels
Step into a world of timeless style and regal opulence with our...
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Cocktail Rings
Like pearl earrings or tennis bracelets, cocktail rings have become a must-have...
Who are We?
From cluttering the living room table to gracing the red carpet, Katherine has taken her small profile on Facebook Marketplace to appearing on the pages of Vogue.
Katherine’s passion for gemstones turned her family business into the destination for statement pieces - exceptional jewellery at irresistible prices. Now based in London's Hatton Garden, KJJ ships securely all over the world.
From cluttering the living room table to gracing the red carpet, Katherine has taken her small profile on Facebook Marketplace to appearing on the pages of Vogue.
Katherine’s passion for gemstones turned her family business into the destination for statement pieces - exceptional jewellery at irresistible prices. Now based in London's Hatton Garden, KJJ ships securely all over the world.
Shop Set Fair Rings
When choosing a ring, it has to be beautiful, but it also has to be comfy, it’s no good if it catches on everything, doesn't sit right, or digs into adjacent fingers. Click here to read more about what a set fair ring is and why it's important to consider.
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11.86 Carat Cushion Cut Mint Tourmaline and 1.88ctw Natural Diamond Ring in Platinum
Regular price £14,995.00 GBPRegular priceUnit price per -
2.77 CTW Colombian Emerald and Natural Diamond Three Stone Engagement Ring Platinum
Regular price £13,950.00 GBPRegular priceUnit price per -
1.92ctw Oval-Cut Ruby and Natural Diamond Halo Ring in Platinum
Regular price £6,995.00 GBPRegular priceUnit price per -
3.20 Carat Aquamarine and 1.19ctw Natural Diamond Ring in Platinum
Regular price £8,995.00 GBPRegular priceUnit price per
Shop Cocktail Rings
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14.10 Carat Certified Unheated Blue Sapphire and Diamond Halo Engagement Ring in 18ct Yellow Gold
Regular price £39,995.00 GBPRegular priceUnit price per -
8.00 Carat Emerald Cut Green Tourmaline and Diamond Ring in 18ct White Gold
Regular price £8,995.00 GBPRegular priceUnit price per -
4.39 Carat Cushion Cut Pink Tourmaline and Natural Diamond Ring in Platinum
Regular price £5,295.00 GBPRegular priceUnit price per -
23.62 Carat Certified Unheated Yellow Sapphire and Old Cut Diamond Antique Ring
Regular price £34,995.00 GBPRegular priceUnit price per
The Heritage Collection
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Heritage 1.00 CTW + Old Cut Lab Grown Diamond Three Stone Trilogy Engagement Ring, at Least F Colour / VS Clarity
Regular price £2,450.00 GBPRegular priceUnit price per -
Heritage 4.00CT + Brilliant Cut Lab Grown Diamond Three Stone Engagement Ring, at Least F Colour / VVS Clarity
Regular price £2,950.00 GBPRegular priceUnit price per -
Heritage 4.00 CTW + Old Cut Lab Grown Diamond Solitaire Engagement Ring, at Least F Colour / VS Clarity
Regular price £5,950.00 GBPRegular priceUnit price per -
Heritage 3.25 CTW + Old Cut Lab Grown Diamond Engagement Ring, at Least F Colour / VS Clarity
Regular price £4,950.00 GBPRegular priceUnit price per
