Welcome to Theo Grace formerly MYKA! →

Free Delivery on All Orders

100-Day Returns

  • Need help?
  • Track My Order
Theo Grace Custom Jewelry (Formerly MYKA)
Bestsellers
New Arrivals
Women
Necklaces
Name Necklaces
Initial Necklaces
Multi Name Necklaces
Birthstone Necklaces
Diamond Necklaces
All Necklaces
Bracelets & Anklets
Bracelets
Anklets
Rings
Name Rings
All Rings
Earrings
Hoop Earrings
Stud Earrings
All Earrings
Timeless Choices
Timeless Choices
Shop Necklaces →
Men
Kids
Gifts
By Recipient
For Her
For Him
Mum
New Mum
Nan
By Occasion
Father's Day
Birthday
Anniversary
Graduation
Ready-to-ship
By Price
Under £75
Under £150
Above £200
Gift Card
Collections
Solid Gold
Gold Vermeil
Diamonds
Birthstones
Birth Flowers
Arabic
Cross
Unique and Personalised
Unique and Personalised
Discover Gifts →
Spring Sale

Diamond Necklaces

Bring everlasting sparkle with lab created diamond pendant necklaces.
Personalised Necklace
Birthstone Necklaces
Initial Necklace
Solid Gold Jewelry
Name Necklaces
64 items
Sort By
Kaia Initial Compass Necklace with Diamonds in 18ct Gold Vermeil-4 product photo
Kaia Initial Compass Necklace with Diamonds in 18ct Gold Vermeil-1 product photo
Kaia Initial Compass Necklace with Diamonds in 18ct Gold Vermeil-5 product photo
Kaia Initial Compass Necklace with Diamonds in 18ct Gold Vermeil-3 product photo
Kaia Initial Compass Necklace with Diamonds in 18ct Gold Vermeil-2 product photo
Kaia Initial Compass Necklace with Diamonds in 18ct Gold Vermeil-6 product photo
Kaia Initial Compass Necklace with Diamonds in 18ct Gold Vermeil
£155
Solitaire 0.10ct Diamond Necklace in 18ct Gold Vermeil-3 product photo
Solitaire 0.10ct Diamond Necklace in 18ct Gold Vermeil-4 product photo
Solitaire 0.10ct Diamond Necklace in 18ct Gold Vermeil-1 product photo
Solitaire 0.10ct Diamond Necklace in 18ct Gold Vermeil-5 product photo
Solitaire 0.10ct Diamond Necklace in 18ct Gold Vermeil-2 product photo
Solitaire 0.10ct Diamond Necklace in 18ct Gold Vermeil
£160
Small Circle Initial Necklace with Diamond in Sterling Silver-3 product photo
Small Circle Initial Necklace with Diamond in Sterling Silver-1 product photo
Small Circle Initial Necklace with Diamond in Sterling Silver-2 product photo
Small Circle Initial Necklace with Diamond in Sterling Silver
£100
Heritage Multiple Initial Necklace with Diamonds in Sterling Silver-5 product photo
Heritage Multiple Initial Necklace with Diamonds in Sterling Silver-3 product photo
Heritage Multiple Initial Necklace with Diamonds in Sterling Silver-6 product photo
Heritage Multiple Initial Necklace with Diamonds in Sterling Silver-4 product photo
Heritage Multiple Initial Necklace with Diamonds in Sterling Silver-2 product photo
Heritage Multiple Initial Necklace with Diamonds in Sterling Silver-1 product photo
Heritage Multiple Initial Necklace with Diamonds in Sterling Silver
£135
Heart Drop Vertical Name Necklace with 0.05ct Diamond in 18ct Gold Plating-3 product photo
Heart Drop Vertical Name Necklace with 0.05ct Diamond in 18ct Gold Plating-5 product photo
Heart Drop Vertical Name Necklace with 0.05ct Diamond in 18ct Gold Plating-4 product photo
Heart Drop Vertical Name Necklace with 0.05ct Diamond in 18ct Gold Plating-6 product photo
Heart Drop Vertical Name Necklace with 0.05ct Diamond in 18ct Gold Plating-2 product photo
Heart Drop Vertical Name Necklace with 0.05ct Diamond in 18ct Gold Plating-1 product photo
Heart Drop Vertical Name Necklace with 0.05ct Diamond in 18ct Gold Plating
£160
£128
Terry Diamond Heart Necklace with Engraved Names in 18ct Gold Vermeil-1 product photo
Terry Diamond Heart Necklace with Engraved Names in 18ct Gold Vermeil-2 product photo
Terry Diamond Heart Necklace with Engraved Names in 18ct Gold Vermeil-5 product photo
Terry Diamond Heart Necklace with Engraved Names in 18ct Gold Vermeil-4 product photo
Terry Diamond Heart Necklace with Engraved Names in 18ct Gold Vermeil-3 product photo
Terry Diamond Heart Necklace with Engraved Names in 18ct Gold Vermeil
£180
£144
Signature Style Name Necklace with Diamond in 18ct Gold Plating-1 product photo
Signature Style Name Necklace with Diamond in 18ct Gold Plating-2 product photo
Signature Style Name Necklace with Diamond in 18ct Gold Plating-4 product photo
Signature Style Name Necklace with Diamond in 18ct Gold Plating-3 product photo
Signature Style Name Necklace with Diamond in 18ct Gold Plating
£145
£116
Twirl Script Name Necklace with Diamond in 18ct Gold Vermeil-3 product photo
Twirl Script Name Necklace with Diamond in 18ct Gold Vermeil-1 product photo
Twirl Script Name Necklace with Diamond in 18ct Gold Vermeil-4 product photo
Twirl Script Name Necklace with Diamond in 18ct Gold Vermeil-2 product photo
Twirl Script Name Necklace with Diamond in 18ct Gold Vermeil
£175
Contour Heart Pendant Necklace with Two Names and 0.05ct Lab Diamond in Sterling Silver-6 product photo
Contour Heart Pendant Necklace with Two Names and 0.05ct Lab Diamond in Sterling Silver-5 product photo
Contour Heart Pendant Necklace with Two Names and 0.05ct Lab Diamond in Sterling Silver-1 product photo
Contour Heart Pendant Necklace with Two Names and 0.05ct Lab Diamond in Sterling Silver-4 product photo
Contour Heart Pendant Necklace with Two Names and 0.05ct Lab Diamond in Sterling Silver-3 product photo
Contour Heart Pendant Necklace with Two Names and 0.05ct Lab Diamond in Sterling Silver-2 product photo
Contour Heart Pendant Necklace with Two Names and 0.05ct Lab Diamond in Sterling Silver
£195
£156
Blooming Birth Flower Multi Name Necklace with Diamonds in Sterling Silver-5 product photo
Blooming Birth Flower Multi Name Necklace with Diamonds in Sterling Silver-4 product photo
Blooming Birth Flower Multi Name Necklace with Diamonds in Sterling Silver-2 product photo
Blooming Birth Flower Multi Name Necklace with Diamonds in Sterling Silver-6 product photo
Blooming Birth Flower Multi Name Necklace with Diamonds in Sterling Silver-3 product photo
Blooming Birth Flower Multi Name Necklace with Diamonds in Sterling Silver-1 product photo
Blooming Birth Flower Multi Name Necklace with Diamonds in Sterling Silver
£125
Mum Jewellery - Baby Feet Necklace with Diamonds in 18ct Gold Plating-2 product photo
Mum Jewellery - Baby Feet Necklace with Diamonds in 18ct Gold Plating-3 product photo
Mum Jewellery - Baby Feet Necklace with Diamonds in 18ct Gold Plating-1 product photo
Mum Jewellery - Baby Feet Necklace with Diamonds in 18ct Gold Plating
£100
Intertwined Hearts Necklace with Diamonds in 18ct Gold Plating-1 product photo
Intertwined Hearts Necklace with Diamonds in 18ct Gold Plating-2 product photo
Intertwined Hearts Necklace with Diamonds in 18ct Gold Plating
£125
Engraved Couples Necklace with Diamonds in 18ct Gold Vermeil-2 product photo
Engraved Couples Necklace with Diamonds in 18ct Gold Vermeil-4 product photo
Engraved Couples Necklace with Diamonds in 18ct Gold Vermeil-1 product photo
Engraved Couples Necklace with Diamonds in 18ct Gold Vermeil-3 product photo
Engraved Couples Necklace with Diamonds in 18ct Gold Vermeil
£175
The Balance Charm Necklace with 0.08ct Diamond Bead in 18ct Gold Plating-5 product photo
The Balance Charm Necklace with 0.08ct Diamond Bead in 18ct Gold Plating-3 product photo
The Balance Charm Necklace with 0.08ct Diamond Bead in 18ct Gold Plating-4 product photo
The Balance Charm Necklace with 0.08ct Diamond Bead in 18ct Gold Plating-1 product photo
The Balance Charm Necklace with 0.08ct Diamond Bead in 18ct Gold Plating-2 product photo
The Balance Charm Necklace with 0.08ct Diamond Bead in 18ct Gold Plating
£150
£120
Monogram Initials Necklace with Semi-Precious Stone and Diamonds in Sterling Silver-5 product photo
Monogram Initials Necklace with Semi-Precious Stone and Diamonds in Sterling Silver-1 product photo
Monogram Initials Necklace with Semi-Precious Stone and Diamonds in Sterling Silver-2 product photo
Monogram Initials Necklace with Semi-Precious Stone and Diamonds in Sterling Silver-6 product photo
Monogram Initials Necklace with Semi-Precious Stone and Diamonds in Sterling Silver-3 product photo
Monogram Initials Necklace with Semi-Precious Stone and Diamonds in Sterling Silver-4 product photo
Monogram Initials Necklace with Semi-Precious Stone and Diamonds in Sterling Silver
£155
Delina Necklace with Engraved Beads & 0.10CT Diamond in Sterling Silver-6 product photo
Delina Necklace with Engraved Beads & 0.10CT Diamond in Sterling Silver-2 product photo
Delina Necklace with Engraved Beads & 0.10CT Diamond in Sterling Silver-3 product photo
Delina Necklace with Engraved Beads & 0.10CT Diamond in Sterling Silver-4 product photo
Delina Necklace with Engraved Beads & 0.10CT Diamond in Sterling Silver-1 product photo
Delina Necklace with Engraved Beads & 0.10CT Diamond in Sterling Silver-5 product photo
Delina Necklace with Engraved Beads & 0.10CT Diamond in Sterling Silver
£225
£192
Linda Vertical Name Necklace with Diamond in 18ct Gold Plating-4 product photo
Linda Vertical Name Necklace with Diamond in 18ct Gold Plating-5 product photo
Linda Vertical Name Necklace with Diamond in 18ct Gold Plating-1 product photo
Linda Vertical Name Necklace with Diamond in 18ct Gold Plating-3 product photo
Linda Vertical Name Necklace with Diamond in 18ct Gold Plating-2 product photo
Linda Vertical Name Necklace with Diamond in 18ct Gold Plating
£150
Twinkling Northern Star Necklace with Diamonds in 18ct Gold Vermeil-3 product photo
Twinkling Northern Star Necklace with Diamonds in 18ct Gold Vermeil-4 product photo
Twinkling Northern Star Necklace with Diamonds in 18ct Gold Vermeil-5 product photo
Twinkling Northern Star Necklace with Diamonds in 18ct Gold Vermeil-2 product photo
Twinkling Northern Star Necklace with Diamonds in 18ct Gold Vermeil-1 product photo
Twinkling Northern Star Necklace with Diamonds in 18ct Gold Vermeil-6 product photo
Twinkling Northern Star Necklace with Diamonds in 18ct Gold Vermeil
£255
Totem 3D Bar Necklace with Diamonds in 18ct Rose Gold Vermeil-5 product photo
Totem 3D Bar Necklace with Diamonds in 18ct Rose Gold Vermeil-6 product photo
Totem 3D Bar Necklace with Diamonds in 18ct Rose Gold Vermeil-1 product photo
Totem 3D Bar Necklace with Diamonds in 18ct Rose Gold Vermeil-4 product photo
Totem 3D Bar Necklace with Diamonds in 18ct Rose Gold Vermeil-3 product photo
Totem 3D Bar Necklace with Diamonds in 18ct Rose Gold Vermeil-2 product photo
Totem 3D Bar Necklace with Diamonds in 18ct Rose Gold Vermeil
£195
£156
Russian Ring Necklace with Diamonds in 18ct Rose Gold Plating-6 product photo
Russian Ring Necklace with Diamonds in 18ct Rose Gold Plating-2 product photo
Russian Ring Necklace with Diamonds in 18ct Rose Gold Plating-4 product photo
Russian Ring Necklace with Diamonds in 18ct Rose Gold Plating-3 product photo
Russian Ring Necklace with Diamonds in 18ct Rose Gold Plating-5 product photo
Russian Ring Necklace with Diamonds in 18ct Rose Gold Plating-1 product photo
Russian Ring Necklace with Diamonds in 18ct Rose Gold Plating
£185
£148
Charming Heart Necklace with Engraved Beads and 0.10ct Diamond in 18ct Gold Vermeil-1 product photo
Charming Heart Necklace with Engraved Beads and 0.10ct Diamond in 18ct Gold Vermeil-2 product photo
Charming Heart Necklace with Engraved Beads and 0.10ct Diamond in 18ct Gold Vermeil-4 product photo
Charming Heart Necklace with Engraved Beads and 0.10ct Diamond in 18ct Gold Vermeil-3 product photo
Charming Heart Necklace with Engraved Beads and 0.10ct Diamond in 18ct Gold Vermeil-6 product photo
Charming Heart Necklace with Engraved Beads and 0.10ct Diamond in 18ct Gold Vermeil-5 product photo
Charming Heart Necklace with Engraved Beads and 0.10ct Diamond in 18ct Gold Vermeil
£280
£238
Ella Diamond Heart Necklace with Names in Sterling Silver-6 product photo
Ella Diamond Heart Necklace with Names in Sterling Silver-2 product photo
Ella Diamond Heart Necklace with Names in Sterling Silver-1 product photo
Ella Diamond Heart Necklace with Names in Sterling Silver-5 product photo
Ella Diamond Heart Necklace with Names in Sterling Silver-4 product photo
Ella Diamond Heart Necklace with Names in Sterling Silver-3 product photo
Ella Diamond Heart Necklace with Names in Sterling Silver
£135
£108
Blossom Birth Flower & Diamond Link Necklace in 18ct Rose Gold Plating-4 product photo
Blossom Birth Flower & Diamond Link Necklace in 18ct Rose Gold Plating-3 product photo
Blossom Birth Flower & Diamond Link Necklace in 18ct Rose Gold Plating-1 product photo
Blossom Birth Flower & Diamond Link Necklace in 18ct Rose Gold Plating-6 product photo
Blossom Birth Flower & Diamond Link Necklace in 18ct Rose Gold Plating-5 product photo
Blossom Birth Flower & Diamond Link Necklace in 18ct Rose Gold Plating-2 product photo
Blossom Birth Flower & Diamond Link Necklace in 18ct Rose Gold Plating
£120
Galaxy Necklace with 0.19ct Diamonds in 18ct Rose Gold Vermeil-4 product photo
Galaxy Necklace with 0.19ct Diamonds in 18ct Rose Gold Vermeil-1 product photo
Galaxy Necklace with 0.19ct Diamonds in 18ct Rose Gold Vermeil-2 product photo
Galaxy Necklace with 0.19ct Diamonds in 18ct Rose Gold Vermeil-5 product photo
Galaxy Necklace with 0.19ct Diamonds in 18ct Rose Gold Vermeil-6 product photo
Galaxy Necklace with 0.19ct Diamonds in 18ct Rose Gold Vermeil-3 product photo
Galaxy Necklace with 0.19ct Diamonds in 18ct Rose Gold Vermeil
£255
£204
Viewed 24 of 64
A diamond necklace is meant to mark life’s most memorable moments. Personalise your name necklace with diamonds to shine as bright as you are.
Free Delivery on All Orders
Free Delivery on All Orders
100-Day Returns
100-Day Returns
2-Year Warranty
2-Year Warranty
Sustainably Made
Sustainably Made
Shop By
Name Necklaces
Necklaces
Bracelets
Rings
Men
Kids
SALE
Need Help?
Privacy Policy
FAQ
Order Tracking
Delivery Information
Payment
Returns
Sitemap
Contact Us
About
About Us
Terms and Conditions
The TG Edit
Sizing Guides
Sustainability

Copyright © 2006-2025 Theo Grace (Formerly MYKA)

All rights reserved