3.05ct Diamond and Platinum Brooch - Art Deco - Antique Circa 1915

GBP 4,950.00

Contact Dealer To Purchase

Object Description

A stunning, fine and impressive antique Art Deco 3.05 carat diamond and platinum brooch; part of our diverse antique jewellery and estate jewelry collections.

This stunning, fine and impressive antique brooch has been crafted in platinum.

The Art Deco brooch has been modelled in the form of a geometric tied ribbon bow with zig-zag decoration.

The knot of the bow design is ornamented with forty-one impressive pavé set diamonds and each side of the bow is embellished with a further seventy-one pavé set diamonds, in a combination of Old European round and eight cuts.

The diamond brooch secures to the reverse with a hinged pin and sheath style fastening.

This geometric diamond brooch has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as platinum.

This impressive example of Art Deco jewellery is supplied with an independent diamond grading report card.

Images do not always reflect the true colour and brilliance of gemstones and diamonds. The video however provides a truer representation of the actual colour and showcases each stone.

Diamond Quality
Colour (average grades) F/G/H
Clarity (average grades) VS2/SI2/P1
Cut Old European/Eight
Content 3.05 carats

Length of setting 6.5cm/2.56″
Width of setting 1.8cm/0.71″
Across pin 6cm/2.36″
Height of setting 4.65mm/0.18″

15.12 grams

Object History

Date: Circa 1915

Object Literature


FREE OF CHARGE to all customers – including national and international

Dispatch is either the same or next working day once a payment is received.


Insurance cover is provided FREE OF CHARGE for items up to the value of

All items are fully insured and sent at the risk of AC Silver.

Complimentary insurance valuation with images and text is provided with
your purchase.

Object Condition

This stunning antique brooch is exceptional quality set with very high colour graded diamonds displaying a fine white colour and brilliance.
The geometric diamond brooch is an exceptional gauge of platinum and is in exceptional condition.

Reflections in photographs may detract from the true representation of this fine example of antique jewellery/estate jewelry.

Object Details

Dealer Opening Times

By appointment only.

Dealer Contact

+44 (0)191 240 2645
+44 (0)7836 286218

Dealer Location

35b St Georges Terrace
Tyne and Wear

Tel: +44 (0) 191 240 2645

Fax: +44 (0) 191 240 2647

VAT: GB 500 0310 42

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