Antique Art Deco 6.26ct Diamond and Platinum Brooch Circa 1925

A stunning, fine and impressive antique 1920's rectangular 6.26 carat diamond and platinum Art Deco brooch; part of our diverse collection of 1920s jewellery.

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

The rectangular brooch is ornamented with a central collar design incorporating a stunning feature collet set 0.57ct Old European round cut diamond to the centre.

The pierced decorated collar design is further embellished with thirty-two pavé set diamonds, in a combination of Old European and eight cuts.

This central arrangement is flanked to either side with square settings, accented with a collet set 0.25ct and 0.24ct Old European round cut diamonds, each encompassed with four further pavé set diamonds.

The rectangular frame of the brooch is embellished with seventy-six pavé set diamonds, incorporating a further collar design to each terminal, bearing eight diamonds, completing the Art Deco design.

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

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

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

This rectangular Art Deco platinum and diamond brooch combines striking geometry with exceptional craftsmanship, making it ideal for gifting or personal collection. Perfect for anniversaries, milestone birthdays or romantic occasions like Valentine's Day, it appeals to enthusiasts of 1920s design and timeless elegance.

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.

Condition

This stunning 1920s Art Deco brooch is exceptional quality, set with stunning feature diamonds displaying a fine white colour, brilliance and presence.

The impressive supporting diamonds display a fine white colour and brilliance; although the average diamond clarity graded includes P1, they show no unsightly black inclusions.

This 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 1920s diamond brooch.

Diamond Quality

Feature Diamond One

Colour G

Clarity VS2

Cut Old European

Content 0.57 carat

Dimensions 5.48mm (length) x 5.44mm (width) x 2.74mm (depth)

Feature Diamond Two

Colour G

Clarity SI2

Cut Old European

Content 0.25 carat

Dimensions 3.95mm (length) x 3.90mm (width) x 2.05mm (depth)

Feature Diamond Three

Colour G

Clarity SI2

Cut Old European

Content 0.24 carat

Dimensions 3.91mm (length) x 3.88mm (width) x 2.10mm (depth)

Supporting Diamonds

Colour (average grades) G/H/I

Clarity (average grades) SI2/P1

Cut Old European/Eight

Content 5.20 carats

Total Diamond Content

6.26 carats

Number of Diamonds

127

Dimensions

Length of setting 5.5cm/2.17'

Width of setting 2.31cm/0.91'

Across pin 4.4cm/1.73'

Height of setting 6mm/0.24'

Weight

14.06 grams

Date: Circa 1925

A video is available upon request.

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