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13.79 ct Opal and 1.15 ct Diamond, 18 ct Yellow Gold 'Swan' Brooch - Vintage Circa 1980

An impressive vintage 13.79 carat opal doublet and 1.15 carat diamond, 18 carat yellow gold 'swan' brooch; part of our diverse vintage jewellery collections

SKU: A8656

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13.79 ct Opal and 1.15 ct Diamond, 18 ct Yellow Gold 'Swan' Brooch - Vintage Circa 1980
13.79 ct Opal and 1.15 ct Diamond, 18 ct Yellow Gold 'Swan' Brooch - Vintage Circa 1980


This fine and impressive vintage swan brooch has ben crafted in 18 ct yellow gold.

The brooch has been crafted in the form of a swan.

A feature three claw set 13.97 ct opal doublet represents the body of the swan.

The anterior and posterior portions of the swan are embellished with a total of sixty-four pavé set modern brilliant round cut diamonds.

A single collet set treated yellow diamond ornaments the eye of the swan.

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

The setting is hallmarked to the reverse with the 18 ct gold fineness mark (750).

This impressive vintage bird 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

Origin: Europe


This impressive vintage gemstone brooch is fine quality set with an opal doublet, a treated yellow diamond and very well colour matched, very high colour graded diamonds.

The brooch is a very good gauge of gold and is in excellent condition with a clear hallmark to the reverse.

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

Opal Quality

Cut Doublet

Content 13.97 carats

Diamond Quality

Colour (average grades) G / Treated yellow

Clarity (average grades) SI1

Cut Modern brilliant round

Content (total) 1.15 carats


Length of Setting  3.4cm/1.34"

Width of Setting 3.8cm/1.5"

Height of Setting  5.25mm/0.21"


11.81 grams

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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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E: enquiries@acsilver.co.uk
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