A stunning, fine and impressive 4.45 Karat diamond and platinum bow brooch; part of our antique jewelry and estate jewelry collections

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 4cts.

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 color and brilliance of gemstones and diamonds. The video however provides a truer representation of the actual color and showcases each stone.

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

The supporting diamonds display a fine white color 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 platinum and diamond bow brooch

Feature Diamond One

Color I

Clarity VS1

Cut Old European

Content 0.66 Karat

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

Feature Diamond Two

Color I

Clarity VS1

Cut Old European

Content 0.65 Karat

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

Feature Diamond Three

Color H

Clarity VS2

Cut Old European

Content 0.42 Karat

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

Supporting Diamonds

Color (average grades) G/H/I

Clarity (average grades) VS2/SI1

Cut Old European

Content 2.72 Karats

Total Diamond Content

4.45 Karats

Number of Diamonds

12

Length of setting4.35cm/1.71"

Width of setting 1.3cm/0.51"

Across pin 4cm/1.57"

Height of setting5.7mm/0.22'

5.77 grams

Date: Circa 1920