*Art deco 1930 Platinum Convertible Clips-Brooch with 12.17 Cts in mixed cuts Diamonds
Gorgeous Art Deco convertible Clips-brooch.
An incredible piece made during the American art-deco glamour period, circa 1930. It was created with impeccable details and was individually assembled with movable elements carefully crafted in solid .950/.999 platinum and .050/.999 iridium.
This brooch can be converted into two individual clips, to wear separate. Each piece is suited at the reverse, with a pair of double hinged vertical pins and a single horizontal bar with a trombone lock to wear together.
The entire surface is fully mounted with natural diamonds. All gemstones are calibrated with a total combined weight of 12.17 carats, white colorless F/G and VS/SI clarity, as usual.
The gem's settings are finished with millegrain patterns and the specific diamonds sizes, weights and cuts (refer to diagram) are described as follow;
Prong set, with 25 Larger round brilliant cuts (average size .10-.11), 2.55 cts.
Pave set, with 232 Smaller European round cuts (average size .03-.06), 6.96 cts.
Channel set, with 33 Straight step cut baguettes (average size .06-.09) 2.66 cts.
It is pretty heavy and large, with a total weight of 34.7 grams and a combined measures of 70 mm by 46 mm (2.75 x1.81 inches).
Stamped, with the maker's mark, the platinum assay hallmark and signed, "PT .950".
Note: Millegrain is a jewelry technique which refers to the textural effect of a close-set line of metal beads that are typically used as a border on the edges or bezels of jewelry.
It is in perfect condition, with all parts original from the period and without any diamond's replacement.
INVENTORY REF: P0000EIIE/1.056