Antique 14.84ct Diamond & Platinum Brooch c.1920

A magnificent, fine and impressive, large antique 1920s 14.84 carat diamond and platinum brooch; part of our diverse antique diamond brooches collection. This magnificent, fine and impressive antique diamond brooch has been crafted in platinum. This geometric Art Deco brooch is ornamented with a feature 1.25ct transitional modern brilliant round cut diamond, claw set in relief to the centre. The central diamond is flanked to either side with an impressive horizontal linear formation of five baguette cut diamonds, all channel set in subtle convex relief. This central design is encompassed with a pieced decorated floriated design, incorporating ten pavé set transitional modern brilliant round cut diamonds. This scalloped style design is encompassed with a paralleling setting, accented with forty-six pavé set diamonds, providing anchor points for the extended border. This central linear array terminates to either side with an impressive collet set 0.73ct and 0.66ct transitional modern brilliant round cut diamond. The upper and lower portions of this substantial and intricately pierced decorated brooch are embellished with arched borders embellished with seventy pavé set diamonds, conjoining with the central design via two emanating tiered arrays of collet set baguette cut diamonds. This symmetrical pierced decorated frame bears an impressive Art Deco lobed terminal to either side, each incorporating a splayed arrangement of collet set baguette cut diamonds. These collared, lobed segments are each further ornamented with forty-four pavé set transitional modern brilliant round cut diamonds, completing the design. This Art Deco brooch secures to the reverse with a hinged pin and sheath fastening. This magnificent example of 1920s jewellery has been independently tested using state of the art technology (Niton Xl2 Analyzer) and verified as platinum. The antique 1920's Art Deco brooch in platinum 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. Such large, high graded and evenly matched multi-diamond Art Deco style brooches are becoming increasingly difficult to locate. This magnificent brooch is the finest of its type you could hope to acquire. 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. Diamond Quality Feature Diamond One Colour G Clarity Vs2 Cut Round Brilliant Content 1.25 carats Dimensions 6.93mm (average diameter) x 4.16mm (depth) Feature Diamond Two Colour G Clarity Si2 Cut Round Brilliant Content 0.73 carat Dimensions 5.79mm (average diameter) x 3.47mm (depth) Feature Diamond Three Colour H Clarity Si2 Cut Round Brilliant Content 0.66 carat Dimensions 5.55mm (average diameter) x 3.35mm (depth) Supporting Diamonds Colour (average grades) H/I Clarity (average grades) Vs2/Si2 Cut Baguette/Transitional Modern Brilliant Round Content 12.2 carats Total Diamond Content 14.84 carats Number of Diamonds 243