Art Deco Diamond .52 ctw Engagement Ring Platinum

Item ID: rb K.OA.OP #3826


MEASUREMENT: Shank 1.65mm, Top/Design 3/16″ WEIGHT: 3.2 Grams GEM: Old European Cut Diamond .40 Carat Si1 Clarity... Read Full Description

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Vintage Platinum Diamond Engagement Ring

MEASUREMENT: Shank 1.65mm, Top/Design 3/16″

WEIGHT: 3.2 Grams

GEM: Old European Cut Diamond .40 Carat Si1 Clarity, H Color, Single Cut Diamonds (6) 1.7mm = .02 ct each, .12 ctw. VS2 – Si1 Clarity,H-I Color ~ .52 ctw

SIZE: 5 Ring can be sized for an additional fee. Please inquire if needed.

COMPOSITION: Platinum, Acid tested

MARKS: 10% IRID Plat

CONDITION: Estate Item, Excellent (minimal wear)

COMMENTS: Crafted of platinum, this lovely engagement ring will warm her heart every time she looks at it! The main diamond is an old European cut measuring 40 points and is graded Si1 Clarity, H color. The diamond is set in a square head with decorative prongs. The shoulders of the ring feature 3 single cut diamonds on each side making the total carat weight of diamonds just over 1/2. Circa 1920-30’s. Pictured as received from a local estate. Excellent estate condition with minimal wear indicative of age.

Our prices hundreds if not thousands less than a traditional jewelry store! We offer you beautiful, great quality items at an amazing value! Shop us last, to see the incredible deals we offer you! Feel free to email us with any questions you may have.

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. Polishing is always FREE upon request!

See our other items and save with combined shipping. If making multiple purchases please wait until we update the shipping cost prior to making payment as they do not automatically combine.

We ship internationally for as little as $9 – $13 (depending on the Country) plus insurance. Higher value items may require a different service and increased shipping cost.

Features & Specs

Weight 3.2 oz
Dimensions 1.65316 × 1.65316 × 1.65316 mm

Gold, White

Item Type


Metal Type



Diamond, White Diamond

Stone Cut

Old European


Art Deco

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:

  • Rolex
  • Gold & Silver
  • Coins
  • Diamonds
  • Vintage Jewelry
  • Jewelry
  • Trading Cards
  • Vintage Video Games
  • Comic Books
  • Paper Currency

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 for Gold or Silver
  • Package up your goods and send them via mail! We will reimburse up to $15 of shipping costs
  • We will inspect your items, and you will receive a final offer.
  • Upon our offer, you will receive payment.
  • For our mail-in services, you can choose to have an immediate payment sent to you through PayPal, or we can send you a check.

Yes, we have a graduate gemologist on staff that does jewelry insurance appraisals in Largo for $60 an item. This service requires an appointment. Please contact us directly interested in this service.

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.