Vintage, 1950s 4ct diamond cluster engagement ring
Current band size: UK: N½ / US: 7.25 /
Single complimentary re-size available. This ring can easily be re-sized up or down to any size.
To find out more about the gemstones in this ring:
Provenance
Original to c.1950 this ring is not for the faint hearted. An impressive cluster ring with more than 4ct of exceptionally bright and brilliant diamonds, certain to lift even the dullest of days. Set to centre with a round brilliant-cut diamond weighing 2.78ct, however it has an broad spread across the finger, making it appear even larger. Claw-set in an open-back setting and surrounded by a cluster of fourteen round brilliant-cut diamonds with a combined approximate weight of 1.54ct. To an intricately pierced gallery with a pretty petal-like design, shoulders that elegantly bend inwards before flowing to a solid D-shape shank.
The Stones
- Central diamond weight: 2.78ct
- Central diamond size: Length 10.78mm; Width 10.85mm; Depth 3.9mm
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Central diamond: Natural; Colour: H-I; Clarity: VS; Cut: Round brilliant-cut.
- Total diamond weight: 4.32ct; Fourteen round brilliant-cut diamonds with a total weight of 1.54ct.
The Band
- Metal Composition: Platinum.
- Hallmarks: Marked with 'PLAT' indicating platinum, further marked with 'BAO' for Birmingham Assay Office, further marked with hallmarks for Birmingham assay office, further marked with '950', indicating platinum purity, further marked with historical inventory number '2'.
The Ring Overall
- Front Head Dimensions: Length 17.4mm; Width 17.25mm
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Height of Setting: 8mm
General Wear & Condition
- Excellent: minor wear commensurate with age. All stones are secure and well set, with no damage to the mount. Professionally polished and carefully inspected by our workshop, ready to wear and enjoy.
Unless stated otherwise, gem weights and specifications are estimated (assessed in mount).
We will only carry out adjustments we are fully confident in and that preserve the structural integrity of the piece.
Simply select your desired size at checkout and include any special requests - we will always do our utmost to accommodate.
You will receive a confirmation email with a link to our re-sizing timeframe guide, so you know when to expect delivery. Once your ring has been dispatched, we will send a separate email with full tracking details.
A small number of rings cannot be resized due to their material or design; this will always be clearly noted in the product description.
We provide free, fully insured express shipping on all orders.
- UK Orders: Shipped via DHL or Royal Mail Special Delivery the working day after payment clears. Please allow 1–2 business days for delivery.
- International Orders: Shipped via DHL the working day after payment clears. Please allow 4–5 business days for delivery.
All shipments are fully tracked and require a signature upon receipt, ensuring your order arrives safely and securely.
For all orders shipped to the U.S., we cover international tariffs and duties, so you won’t need to worry about them - they are included in the price on the website.
If you wish to return a ring, we offer a full refund minus the cost of these tariffs: 10% for antique rings (over 100 years old) and 15.5% for other pieces.
Please note that some U.S. states may charge a small additional tax on delivery, typically between $40–$80.


