Your cart is empty

Continue shopping

Have an account?

Log in to check out faster.

Your cart

Loading...

Estimated total

$0.00 USD

Taxes, discounts and shipping calculated at checkout.

subscribe our YouTube channel

The By Bonnie Jewelry Difference

Facebook
Instagram
YouTube

Welcome to our store

Love & Engagement
Fine Jewelry
Ready to Ship
Our Story
Education
Contact Us

Facebook
Instagram
YouTube

Tulip Collection

Tulip Collection

Anniversary Bands

Anniversary Bands

Engagement Rings

Engagement Rings

Solitaire

Solitaire

Love & Engagement
Fine Jewelry
Ready to Ship

© 2026, By Bonnie Jewelry Powered by Shopify

Love & Engagement
Fine Jewelry
Ready to Ship

Our Story
Education
- Knowledge
  Know your 4cs
  Ethical Sourcing [Natural vs Lab Diamonds]
  FAQ
  Read Our Blog
- Guides and Comparisons
  Engagement Ring Size Comparison
  Stud Earring Size Comparison
Contact Us

By Bonnie Jewelry

Search

Collection: Platinum

Shape

Shape

Metal

Metal

Style

Style

Style

All

Category

Category

Sort by:

Filter and sort Filter

Filter and sort

Filter

Shape

Round
Oval
Emerald
Radiant
Cushion
Pear
Marquise
Princess
Asscher

Clear

Metal

Clear

Style

Clear

Category

Rings (387 products)
Earrings (2 products)
Bracelets (1 products)

Clear

Sort by:

Remove all

390 products

Cushion Diamond Old Mine The Eloise Trellis with Hidden Halo Platinum Engagement Ring

Cushion Diamond Old Mine The Eloise Trellis with Hidden Halo Platinum Engagement Ring

Starting at $7,650 +
Inquire For Pricing

Regular price Sale price From $7,650.00 USD
Unit price per
7.5ct Lab Grown Oval Diamond East West U Gallery Eternity Wedding Band

7.5ct Lab Grown Oval Diamond East West U Gallery Eternity Wedding Band

Starting at $8,250 +
Inquire For Pricing

Regular price Sale price $8,250.00 USD
Unit price per
1.50ct Lab Grown Emerald Diamond Contour 3.80mm Platinum Wedding Band

1.50ct Lab Grown Emerald Diamond Contour 3.80mm Platinum Wedding Band

Starting at $5,000 +
Inquire For Pricing

Regular price Sale price $5,000.00 USD
Unit price per
3.50ct Ribbon Contour Lab Grown Emerald Diamond 3.80mm Eternity Band

3.50ct Ribbon Contour Lab Grown Emerald Diamond 3.80mm Eternity Band

Starting at $6,250 +
Inquire For Pricing

Regular price Sale price $6,250.00 USD
Unit price per
1ct Sophia Contour Round Diamond Bar 2.40mm Platinum Wedding Band

1ct Sophia Contour Round Diamond Bar 2.40mm Platinum Wedding Band

Starting at $3,650 +
Inquire For Pricing

Regular price Sale price $3,650.00 USD
Unit price per
1ct Sophia Contour Lab Grown Round Diamond Bar 2.40mm Platinum Wedding Band

1ct Sophia Contour Lab Grown Round Diamond Bar 2.40mm Platinum Wedding Band

Starting at $3,650 +
Inquire For Pricing

Regular price Sale price From $3,650.00 USD
Unit price per
Cushion Diamond Chloe with Emerald Cut Side Diamonds Platinum Engagement Ring

Cushion Diamond Chloe with Emerald Cut Side Diamonds Platinum Engagement Ring

Starting at $8,500 +
Inquire For Pricing

Regular price Sale price From $8,500.00 USD
Unit price per
Cushion Diamond Old Mine with Half Moon Diamond 3 Stone Platinum Engagement Ring

Cushion Diamond Old Mine with Half Moon Diamond 3 Stone Platinum Engagement Ring

Starting at $0 +
Inquire For Pricing

Regular price Sale price $0.00 USD
Unit price per
Emerald Diamond Trapezoid Cathedral Three Stone Platinum Engagement Ring

Emerald Diamond Trapezoid Cathedral Three Stone Platinum Engagement Ring

Starting at $9,000 +
Inquire For Pricing

Regular price Sale price From $9,000.00 USD
Unit price per
Emerald Diamond Platinum Engagement Ring with Emerald Cut Side Diamonds Eternity Wedding Set

Emerald Diamond Platinum Engagement Ring with Emerald Cut Side Diamonds Eternity Wedding Set

Starting at $0 +
Inquire For Pricing

Regular price Sale price $0.00 USD
Unit price per
Oval Diamond with Heart Shape Diamond 3 Stone Platinum Engagement Ring

Oval Diamond with Heart Shape Diamond 3 Stone Platinum Engagement Ring

Starting at $8,500 +
Inquire For Pricing

Regular price Sale price From $8,500.00 USD
Unit price per
Oval Diamond 7 Stone Cluster Marquise Platinum Engagement Ring

Oval Diamond 7 Stone Cluster Marquise Platinum Engagement Ring

Starting at $5,500 +
Inquire For Pricing

Regular price Sale price From $5,500.00 USD
Unit price per
Radiant Diamond Tulip Basket Double Row Micro Pave Platinum Engagement Ring

Radiant Diamond Tulip Basket Double Row Micro Pave Platinum Engagement Ring

Starting at $10,000 +
Inquire For Pricing

Regular price Sale price From $10,000.00 USD
Unit price per
Radiant Diamond Halo U Pave Platinum Engagement Ring

Radiant Diamond Halo U Pave Platinum Engagement Ring

Starting at $5,500 +
Inquire For Pricing

Regular price Sale price From $5,500.00 USD
Unit price per
Princess Diamond Halo Tapered Solitaire Platinum Engagement Ring

Princess Diamond Halo Tapered Solitaire Platinum Engagement Ring

Starting at $4,250 +
Inquire For Pricing

Regular price Sale price From $4,250.00 USD
Unit price per
Pear Diamond Tulip Basket French Pave Platinum Engagement Ring

Pear Diamond Tulip Basket French Pave Platinum Engagement Ring

Starting at $5,150 +
Inquire For Pricing

Regular price Sale price From $5,150.00 USD
Unit price per

1
…
5
6
7
8
9
…
25

Quick links

Home
Collections
Love & Engagement

Contact

Our Story
FAQ
Get in Touch
Returns & Refunds
Terms & Conditions

Subscribe to our emails

Be The First To Know

Facebook
Instagram
YouTube

Payment methods

© 2026, By Bonnie Jewelry Powered by Shopify

Privacy policy
Refund policy
Terms of service

Choosing a selection results in a full page refresh.
Opens in a new window.