Visit one of our stores today!

Free shipping on all orders over £100, special delivery!

0% APR Interest free credit available

Visit one of our stores today!

Free shipping on all orders over £100, special delivery!

0% APR Interest free credit available

Skip to content

Allum & Sidaway

Contact Us
About Us
Guides & Articles
Our Stores

Jewellery
Rings

Engagement Rings

Diamond Rings

Sapphire Rings

Ruby Rings

Emerald Rings

Tanzanite Rings

Aquamarine Rings

Tourmaline Rings

Other Rings

Wedding Rings

Necklaces

Diamond Necklaces

Sapphire Necklaces

Ruby Necklaces

Emerald Necklaces

Tanzanite Necklaces

Amethyst Necklaces

Opal Necklaces

Topaz Necklaces

Initial Necklaces

Other Necklaces

Wristwear

Bracelets

Bangles

Earrings

Gold Earrings

Hoop Earrings

Diamond Earrings

Sapphire Earrings

Ruby Earrings

Emerald Earrings

Tanzanite Earrings

Pearl Earrings

Other Earrings

Allum & Sidaway

A&S Birthstone Collection

A&S Coloured Diamond Collection

A&S Ear Styling Collection

A&S Enchanted Collection

A&S Engagement Collection

A&S Laboratory Grown Collection

A&S Paradise Collection

A&S Charity Collection

Jewellery Cleaning Kits

Gift Cards

Book an Appointment
Brands
Allum & Sidaway

A&S Birthstone Collection

A&S Charity Collection

A&S Coloured Diamond Collection

A&S Ear Styling Collection

A&S Enchanted Collection

A&S Engagement Collection

A&S Laboratory Grown Collection

A&S Paradise Collection

All Brands

Alex Monroe

Annie Haak

Boss

Carat* London

ChloBo

Clogau

Connoisseurs Jewellery Cleaner

Daisy London

Deakin and Francis

Giovanni Raspini

Georg Jensen

Jersey Pearl

Nomination

Olivia Burton

Pandora

Swarovski

Thomas Sabo

Ti Sento

Trollbeads

Unique & Co

Uno de 50

Wolf

Popular Brands

Pandora

Nomination

Clogau

Thomas Sabo
Our Newest Brand

Discover
Watches
Bering

Boss

Citizen

Olivia Burton

Raymond Weil

Rotary

Seiko

Tissot

Tsar Bomba
Browse All

Discover
Wedding Jewellery
Wedding Jewellery

Engagement Rings

Eternity Rings

Wedding Rings

A&S Weddings

Wedding Ring Builder

Allum & Sidaway

A&S Engagement Collection

A&S Laboratory Grown Collection

A&S Coloured Diamond Collection

Gifts

Gifts For Bridesmaids

Gifts for Groomsmen

Jewellery Cleaning Kits

A&S Events

Book an Appointment
Gifts
Christmas Inspiration

Graduation

Father's Day

Mother's Day

Valentine's Day

Wedding

Gifts For Bridesmaids

Gifts for Groomsmen

Diamonds under £650

Gifts under £500

Gifts under £150

Gifts under £50

Gift Cards
All Gift Ideas

Discover
Services
Allum & Sidaway Bridal

Bespoke Jewellery Design

Interest Free Credit

Jewellery Repairs & Alterations

Professional Ear Piercing

Watch Servicing & Repairs

Re-stringing Pearls

Scrap Gold

Valuations

Welded Jewellery

Book an Appointment
Sale
Jewellery

Earrings

Necklaces

Rings

Wristwear

Brands

Alex Monroe

Baccarat

Daisy London

Deakin and Francis

Diamonfire

Giovanni Raspini

Links of London

Shaun Leane

Sif Jakobs

Swarovski

Thomas Sabo

WOLF

Watches

Frederique Constant

Henry London

Rotary

Seiko
Browse All

Discover

Allum & Sidaway

Jewellery
Brands
Watches
- Watches
- Bering
- Boss
- Citizen
- Olivia Burton
- Raymond Weil
- Rotary
- Seiko
- Tissot
- Tsar Bomba
Wedding Jewellery
Gifts
Services
Sale
- Sale
- Jewellery
  - Jewellery
  - Earrings
  - Necklaces
  - Rings
  - Wristwear
- Brands
- Watches

Contact Us
About Us
Guides & Articles
Our Stores
Register / Login

Your cart

Your cart is empty

Check out these collections.

Allum & Sidaway Ear Styling Collection

Allum & Sidaway Engagement Collection

Initial Necklaces

Home
Platinum Rings

Platinum Rings

139 Results

Featured
Most relevant
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old

0 selected

Dorchester (24)
Gillingham (7)
Plymouth (48)
Ringwood (28)
Salisbury (25)
Shaftesbury (8)

0 selected

In stock (139)
Out of stock (0)

0 selected

Womens (136)

0 selected

Jewellery (138)

0 selected

Allum & Sidaway (100)
Fine Jewellery (39)

0 selected

3 Stone (47)
Cluster (1)
Halo (15)
Solitaire (60)

0 selected

Diamond (111)
Laboratory Grown Diamond (20)
Ruby (2)
Sapphire (7)

0 selected

Yes (139)

0 selected

0 selected

Cushion (9)
Emerald (9)
Marquis (1)
Oval (43)
Pear (4)
Princess (9)
Radiant (9)
Round Brilliant (55)

0 selected

White (3)
Yellow (3)

0 selected

Platinum (139)
Yellow gold (18ct) (9)

0 selected

Rings (139)

Dorchester (24)
Gillingham (7)
Plymouth (48)
Ringwood (28)
Salisbury (25)
Shaftesbury (8)

In stock (139)
Out of stock (0)

Womens (136)

Jewellery (138)

Allum & Sidaway (100)
Fine Jewellery (39)

3 Stone (47)
Cluster (1)
Halo (15)
Solitaire (60)

Diamond (111)
Laboratory Grown Diamond (20)
Ruby (2)
Sapphire (7)

Yes (139)

Cushion (9)
Emerald (9)
Marquis (1)
Oval (43)
Pear (4)
Princess (9)
Radiant (9)
Round Brilliant (55)

White (3)
Yellow (3)

Platinum (139)
Yellow gold (18ct) (9)

Rings (139)

Fine Jewellery Jewellery Platinum 0.80ct Diamond Twist Solitaire With Stone Set Shoulders 0101859

11% off

Platinum 0.80ct Diamond Twist Solitaire With Stone Set Shoulders

Fine Jewellery

Regular price ~~$6,054.00~~ $5,375.00

Unit price: per

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.50ct Diamond 3 Stone Ring 0120561

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.50ct Diamond 3 Stone Ring 0120561

A&S Engagement Collection Platinum 0.50ct Diamond 3 Stone Ring

Allum & Sidaway

$2,893.00

Unit price: per

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.50ct Diamond Solitaire 0120405

A&S Engagement Collection Platinum 0.50ct Diamond Solitaire

Allum & Sidaway

$3,357.00

Unit price: per

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.51ct Diamond 3 Stone Ring 0120261

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.51ct Diamond 3 Stone Ring 0120261

A&S Engagement Collection Platinum 0.51ct Diamond 3 Stone Ring

Allum & Sidaway

$2,893.00

Unit price: per

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.32ct Oval Cut Diamond Solitaire 0120571

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.32ct Oval Cut Diamond Solitaire 0120571

A&S Engagement Collection Platinum 0.32ct Oval Cut Diamond Solitaire

Allum & Sidaway

$2,146.00

Unit price: per

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.26ct Diamond Solitaire With Diamond Set Shoulders 0120521

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.26ct Diamond Solitaire With Diamond Set Shoulders 0120521

A&S Engagement Collection Platinum 0.26ct Diamond Solitaire With Diamond Set Shoulders

Allum & Sidaway

$2,415.00

Unit price: per

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.30ct Oval Cut Diamond Solitaire 0120471

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.30ct Oval Cut Diamond Solitaire 0120471

A&S Engagement Collection Platinum 0.30ct Oval Cut Diamond Solitaire

Allum & Sidaway

$2,146.00

Unit price: per

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.25ct Diamond Solitaire With Diamond Set Shoulders 0120421

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.25ct Diamond Solitaire With Diamond Set Shoulders 0120421

A&S Engagement Collection Platinum 0.25ct Diamond Solitaire With Diamond Set Shoulders

Allum & Sidaway

$2,624.00

Unit price: per

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.51ct Diamond Solitaire With Diamond Set Shoulders 0120325

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.51ct Diamond Solitaire With Diamond Set Shoulders 0120325

A&S Engagement Collection Platinum 0.51ct Diamond Solitaire With Diamond Set Shoulders

Allum & Sidaway

$4,299.00

Unit price: per

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.25ct Diamond Solitaire With Diamond Set Shoulders 0120321

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.25ct Diamond Solitaire With Diamond Set Shoulders 0120321

A&S Engagement Collection Platinum 0.25ct Diamond Solitaire With Diamond Set Shoulders

Allum & Sidaway

$2,415.00

Unit price: per

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.61ct Diamond Solitaire 0120307

A&S Engagement Collection Platinum 0.61ct Diamond Solitaire

Allum & Sidaway

$4,702.00

Unit price: per

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.51ct Diamond Solitaire With Diamond Set Shoulders 0120225

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.51ct Diamond Solitaire With Diamond Set Shoulders 0120225

A&S Engagement Collection Platinum 0.51ct Diamond Solitaire With Diamond Set Shoulders

Allum & Sidaway

$4,299.00

Unit price: per

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.60ct Diamond Solitaire 0120207

A&S Engagement Collection Platinum 0.60ct Diamond Solitaire

Allum & Sidaway

$4,702.00

Unit price: per

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.33ct Diamond Solitaire 0120303

A&S Engagement Collection Platinum 0.33ct Diamond Solitaire

Allum & Sidaway

$2,012.00

Unit price: per

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.25ct Diamond Solitaire 0120241

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.25ct Diamond Solitaire 0120241

A&S Engagement Collection Platinum 0.25ct Diamond Solitaire

Allum & Sidaway

$1,608.00

Unit price: per

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.33ct Diamond Solitaire 0120203

A&S Engagement Collection Platinum 0.33ct Diamond Solitaire

Allum & Sidaway

$2,214.00

Unit price: per

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.31ct Diamond Solitaire 0120103

A&S Engagement Collection Platinum 0.31ct Diamond Solitaire

Allum & Sidaway

$2,012.00

Unit price: per

Fine Jewellery Jewellery Platinum 2.27ct Sapphire And Diamond 3 Stone Ring 0204374

24% off

Platinum 2.27ct Sapphire And Diamond 3 Stone Ring

Fine Jewellery

Regular price ~~$11,436.00~~ $8,745.00

Unit price: per

Fine Jewellery Jewellery Platinum 4.55ct Cushion Cut Sapphire And Diamond 3 Stone Ring 0204373

Fine Jewellery Jewellery Platinum 4.55ct Cushion Cut Sapphire And Diamond 3 Stone Ring 0204373

28% off

Platinum 4.55ct Cushion Cut Sapphire And Diamond 3 Stone Ring

Fine Jewellery

Regular price ~~$18,768.00~~ $13,447.00

Unit price: per

You’re viewing 121-139 of 139 products

Filter

Dorchester (24)
Gillingham (7)
Plymouth (48)
Ringwood (28)
Salisbury (25)
Shaftesbury (8)

In stock (139)
Out of stock (0)

Womens (136)

Jewellery (138)

Allum & Sidaway (100)
Fine Jewellery (39)

3 Stone (47)
Cluster (1)
Halo (15)
Solitaire (60)

Diamond (111)
Laboratory Grown Diamond (20)
Ruby (2)
Sapphire (7)

Yes (139)

Cushion (9)
Emerald (9)
Marquis (1)
Oval (43)
Pear (4)
Princess (9)
Radiant (9)
Round Brilliant (55)

White (3)
Yellow (3)

Platinum (139)
Yellow gold (18ct) (9)

Rings (139)

139 Results

Sort

Featured
Most relevant
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old

Our story began in 1942 with my Great Grandfather Dennis Allum mending clocks and watches from a shed in the garden… now we have six unique jewellery stores, a fantastic team and the best customers!

Pages

About Allum & Sidaway
Awards
Birthstones
Guides & Articles
Ring Size Guide
Climate Commitment
Gift Cards

Help & Info

Our Stores
Contact Us
FAQs
Klarna
Delivery & Returns
Terms & Conditions
Cookies & Privacy Policy

Sign up to receive our latest Newsletters

Your email

Currency

Copyright © 2026, Allum & Sidaway. All rights reserved. See our terms of use and privacy notice.

Powered by Clarity Growth

Proud members of:

Availability