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Trade Associations

2.90 ct Sapphire and 2.98 ct Diamond, Platinum Brooch - Antique Circa 1920

A stunning, fine and impressive antique 2.98 carat diamond and 2.90 carat natural blue sapphire brooch in platinum; part of our authentic antique jewellery/jewelry collection

SKU: A4438

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2.90 ct Sapphire and 2.98 ct Diamond, Platinum Brooch - Antique Circa 1920 Video AC Silver Play Button
Antique Sapphire Brooch
2.90 ct Sapphire and 2.98 ct Diamond, Platinum Brooch - Antique Circa 1920


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

The brooch has a pierced decorated, incurved baluster shaped form.

The millegrain decorated frame is ornamented with a central ten claw set oval cut natural blue sapphire, flanked on either side by an eight claw set round cut natural blue sapphire.

The three sapphires are held in subtle relief above the diamond set, symmetrical design.

The central sapphire is encircled by eight collet set Old European cut diamonds.

The brooch is further embellished with a combination of one hundred and twenty two pavé set, well colour matched Old European cut and Dutch cut diamonds.

The brooch secures to the reverse with a hinged pin and security clasp fastening.

This 1920s sapphire and diamond brooch has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as platinum.

The brooch 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.

View the complete range of brooches at AC Silver

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This stunning original antique brooch is fine quality set with natural blue sapphires and very high colour graded old cut diamonds.

The brooch is a very good gauge of platinum and is in excellent condition.

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

Sapphire Quality

Colour Natural blue

Cut Oval/round

Content 2.90 carats

Diamond Quality

Colour (average grades) H

Clarity (average grades) SI2

Cut Old European/Dutch

Content (total) 2.98 carats


Length of setting 7.6cm/2.99"

Width of setting 1.64cm/0.64"

Height of setting 3.81mm/0.15"

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Andrew Campbell started trading in antiques during the 1970s. Initially, Andrew lived in the South of England, travelling the country, searching for items of silver to buy. Andrew sold these items at various London markets and antique fairs. Over time, and through selling at a range of venues, Andrew built up a large and diverse customer base from private buyers to national and international trade customers.
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