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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

Unisex Promise Rings

Shop our Unisex Promise Ring - a timeless design made to celebrate any promise. This versatile band is crafted for everyone, proving that love and commitment have no labels.

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Gifts for Men
Unisex signet ring with a rectangular face in rhodium-plated sterling silver – a unique signet ring and modern men’s promise ring by The Promise Co.
Unisex signet ring with a rectangular face in rhodium-plated sterling silver – a unique signet ring and modern men’s promise ring by The Promise Co.
Unisex Signet Promise Ring Sale price£98.00
(4.5)
Gifts for Men
Rectangular signet ring worn on female hand – modern unisex promise ring ideal for everyday wear or meaningful gift.
Rectangular signet ring worn on female hand – modern unisex promise ring ideal for everyday wear or meaningful gift.
Unisex Signet Promise Ring Sale price£98.00
(4.5)
East West Half Bezel Marquise Ring elegant as a bestie ring or pinky promise ring
East West Half Bezel Marquise Ring elegant as a bestie ring or pinky promise ring
East West Half Bezel Marquise Pinky Ring Sale price£108.00
(4.8)
East West Half Bezel Marquise Ring showcasing the horizontal marquise cut – ideal as a bestie ring or unique promise ring.
East West Half Bezel Marquise Ring showcasing the horizontal marquise cut – ideal as a bestie ring or unique promise ring.
East West Half Bezel Marquise Pinky Ring Sale price£108.00
(4.8)

The One Love Ring.

We’re so excited to reveal our first unisex design - a year in the making, and our most special piece to date.

Made to represent every kind of love, for every person.

It’s part of our mission to keep redefining what a promise means - and to create a home for the modern promise.

We can’t wait to see what promises you make.