Platinum Art Deco 1920’s 1.12 ctw Old European Round Diamond Engagement Ring

Item ID: AJ-LA #73142


MEASUREMENT: Top/Design 1/4″, Shank tapered to 1.3mm WEIGHT: 2.6 Grams GEM: Old European Round Diamond 1.03 Carats... Read Full Description

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Circa 1920's Art Deco Diamond Engagement Ring

MEASUREMENT: Top/Design 1/4″, Shank tapered to 1.3mm

WEIGHT: 2.6 Grams

GEM: Old European Round Diamond 1.03 Carats SI2 Clarity, M Color, Single Cut Accent Diamonds (6) = 0.09 ctw

SIZE: 7 1/2 Ring can be sized for an additional fee. Please inquire if needed.

COMPOSITION: Platinum, Acid tested

MARKS: 10% Ir PL (incomplete 10% Irid 90% Platinum)

CONDITION: Estate Item, Very Good

COMMENTS: Say hello to this gorgeous, 100 year old, antique engagement ring from the early 1920’s of the Art Deco period. This diamond engagement ring is fit for a princess, especially with it’s crown like setting that features a coveted 1.03 carat Old European round Diamond. Old European round diamonds are most noted for their small table size and steep crown angles. The center diamond is SI2 in clarity, eye clean, and produces large flashes of brilliance. The setting is constructed of platinum and has a delicate feminine design with hand engraved details and (6) single cut round accent diamonds. The total carat weight of all the diamonds in the engagement ring is 1.12 carats. Pictured as received from a local estate in very good estate condition with minimal wear indicative of age. This era of jewelry is especially sought after today, propose with a one of a kind piece of history.

*Purple box shown is for display only and does not come with the ring, however it will come with a beautiful suede box for presentation.*

Our family owned an operated store prides itself on offering you beautiful, great quality items at an amazing value! We specialize in vintage estate heirlooms and one of a kind custom pieces. We can design anything you dream of and turn it into reality. Shop us last, to see the incredible deals we offer you. All items are presented as a gift whether purchased for someone else or for yourself! Our items are securely shipped in a gift box with beautiful packaging. Items will be shipped cleaned but to preserve natural patina if applicable.

International shipping available. Higher value items may require a different service and increased shipping cost. Customer is responsible for duties that may be enforced by their country.

Features & Specs

Weight 2.6 g
Dimensions 141.3 × 141.3 × 141.3 mm


Item Type





Diamond, White Diamond

Item Size
Stone Cut

Old European


Art Deco, Wedding & Bridal

Frequently asked questions

You do not need to schedule an in-person buying consultation at Arnold Jewelers in Largo. Simply come in during our store hours, and our Numismatist, Gemologist, or Rolex specialist will take a look at your applicable items.

We Buy:

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Once assessed, you will receive a written offer on the spot. Upon acceptance of the offer, you will receive payment immediately. We pay the most for gold, silver, coins, Rolex, and diamonds in the Tampa Bay Area.

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Whether you are mailing in your item or bringing it to us in person at our jewelry store in Largo, we guarantee your items will be safe and secure throughout the entire process.

Mail In Items:
We Buy Gold, Silver, Coins, Rolex, Trading Cards, Diamonds and more online.

  • Fill out the Online Mail-in form
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We are happy to combine shipping on multiple purchases. You may shop for up to 2 weeks before requesting a total with combined shipping. Simply commit to buying individual items and when you are ready to pay, ask us to combine your orders. We are in Jewelry Store in Tampa, but we can ship internationally.