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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

Pinky Promise Rings

The official Pinky Promise ring. From a status symbol of the 19th Century, Pinky Rings have evolved into a modern era of self expression, love and friendship.

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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)
Promise Curve East West Pear Pinky Ring Sale price£98.00
(5.0)
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)
Bestseller
The Promise Co. Cluster band diamond simulant ring. In 18ct Gold Unique handcrafted promise ring with alternating marquise stones – affordable stacking band in gold
The Promise Co. Cluster band diamond simulant ring. In 18ct Gold Unique handcrafted promise ring with alternating marquise stones – affordable stacking band in gold
Promise Cluster Ring Sale price£98.00
(4.9)
Bestseller
The Promise Ring Co. Cluster band diamond simulant ring. In Sterling Silver. Promise Cluster Ring perfect stacking bands – meaningful gift for her
The Promise Ring Co. Cluster band diamond simulant ring. In Sterling Silver. Promise Cluster Ring perfect stacking bands – meaningful gift for her
Promise Cluster Ring Sale price£98.00
(4.9)

Pinky Promise Rings

A pinky promise is one of the simplest yet most powerful gestures two people can share. When two little fingers link together, it represents a promise built on trust, loyalty and honesty. It is a moment that says “this matters” without needing anything more.

A pinky promise ring takes that fleeting gesture and turns it into something lasting. Instead of a promise that exists only in the moment, the ring becomes a symbol you can wear every day, a quiet reminder of a commitment made between two people.

At The Promise Co, this idea sits at the heart of everything we create. The brand was founded around the meaning of the pinky promise itself, making The Promise Co the original pinky promise ring brand, created to turn that universal gesture of trust into something lasting and meaningful.

The meaning behind a pinky promise ring

A pinky promise ring strengthens the meaning of the pinky promise itself. While the gesture represents trust and sincerity, the ring gives that promise a physical form that can be worn and remembered.

For many people, the pinky promise ring represents:

•⁠ ⁠A promise of loyalty between partners
•⁠ ⁠A meaningful connection between close friends
•⁠ ⁠A reminder of trust between two people
•⁠ ⁠A personal symbol of commitment and sincerity

Because of this, pinky promise rings often feel more personal than traditional jewellery. The ring is not simply decorative, it carries the story of a promise made and kept.