4.45ct Diamond and Platinum Bow Brooch - Antique Circa 1920

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

The brooch has been realistically modelled in the form of a tied bow.

The pierced decorated frame is embellished to the bow's knot with a feature individually collet set 0.42ct Old European cut diamond.

The anterior surface of the bow loops and tails are ornamented with eleven further Old European cut diamonds, totalling 4.00cts.

This fine diamond brooch is fitted with a hinged pin and clip fastening to the reverse.

This platinum and diamond bow brooch is supplied with three IDGL diamond grading certificates for the feature diamonds, in addition to an IDGL diamond grading report card for the supporting stones.

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

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.

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Date: Circa 1920

This impressive platinum bow brooch is excellent condition, set with a feature diamond displaying a fine white colour and brilliance.

The supporting diamonds display a fine white colour and brilliance.

The brooch is in an excellent gauge of platinum and is in excellent condition.

Reflections in photographs may detract from the true representation of this fine example of 1920s jewellery.

Feature Diamond One

Colour I

Clarity VS1

Cut Old European

Content 0.66 carat

Dimensions 5.20mm (length) x 5.19mm (width) x 3.50mm (depth)

Feature Diamond Two

Colour I

Clarity VS1

Cut Old European

Content 0.65 carat

Dimensions 5.01mm (length) x 4.95mm (width) x 3.70mm (depth)

Feature Diamond Three

Colour H

Clarity VS2

Cut Old European

Content 0.42 carat

Dimensions 4.60mm (length) x 4.56mm (width) x 2.82mm (depth)

Supporting Diamonds

Colour (average grades) G/H/I

Clarity (average grades) VS2/SI1

Cut Old European

Content 2.72 carats

Total Diamond Content

4.45 carats

Number of Diamonds

12

Length of setting 4.35cm/1.71"

Width of setting 1.3cm/0.51"

Across pin 4cm/1.57"

Height of setting 5.7mm/0.22"

5.77 grams