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Luxury Packaging with Every Order

Luxury Packaging with Every Order

Every order arrives beautifully presented with our luxury packaging:

A signature velvet pouch designed to protect your jewellery and be kept forever

A Promise Card ready for you to write your own special promise, to a loved one, a friend... yourself!

Thoughtful. Gift-ready. Worth paying for but included free.

Delivery & Shipping - UK

Delivery

Delivery & Shipping - UK

Orders are shipped Monday–Friday.

Any orders placed after 1pm (local warehouse time) on Friday will not be shipped until Monday.

UK Shipping (from our UK warehouse)

Royal Mail 48 Hours: Delivery in 2 working days.

Royal Mail 24 Hours: Delivery in 1 working day (order before 1pm GMT to receive your parcel the next working day).

Our Size Guide

Our Size Guide

Not sure on your sizing? Need to secretly measure for a loved one? Find our handy printable PDF.

US/Promise Co Diameter (mm) Circumference (mm) UK Europe
4 14.9 46.8 H ½ 47
5 15.7 49.3 J ½ 49.3
6 16.5 51.9 L ½ 51.9
7 17.3 54.5 N ½ 54.4
8 18.1 57 P ½ 57
9 18.9 59.5 R ½ 59.5
10 19.8 62.1 T ½ 62.1
11 20.6 64.6 V ½ 64.6
12 21.4 67.2 X ½ 67.2
13 22.2 70 Z ½ 70

Necklaces

You've heard of Promise Rings but what about our official Promise Necklaces, designed to be worn as a daily reminder of what matters most.

24 Hour Delivery
Luxury packaging & promise card included
LIFETIME SPARKLE
5 YEAR WARRANTY

Sort by

Trinity necklace dupe 14ct gold perfect gift for her
Trinity necklace dupe 14ct gold perfect gift for her
Promise Trinity Necklace Sale price£109.00
(5.0)
trinity necklace affordable in sterling silver
trinity necklace affordable in sterling silver
Promise Trinity Necklace Sale price£109.00
(5.0)
Gold heart-shaped pendant necklace on a white background
Gold heart-shaped pendant necklace on a white background
Promise Puffy Heart Necklace Sale price£95.00
(5.0)
Promise Puffy Heart Necklace Sale price£95.00
(5.0)

Your new favourite necklace

trinity.

Three rings, seamlessly entwined - a symbol of life’s most meaningful bonds.

Inspired by our signature promise rings, the Trinity Necklace carries your story in threes: the past that shaped you, the present you live, and the future you promise.

Sleek, minimal, and deeply personal, this is a modern heirloom designed to be worn every day - a wearable story that grows with you.