A 0,08 cts. brilliant cut diamond - Roberto Borghesi - Jewels, watches and gold

Early 20th century ring in 18 kt (750/1000) white and yellow gold.
It has a brilliant cut diamonds weighing 0.08 ct.
Stone colour: J.
Stone clarity: VS1.
Ring weight: 4.06 g.
Made in Italy in the 1920s

French art decò diamonds ring.
Solid platinum
It comes with over 5 cts of extra white diamonds.
About 1920

Engagement ring with six-prong setting, in 18 kt white gold.
Produced in Italy in the early twentieth century.

The shank and structure are elegantly engraved with vegetomorphic motifs
The stone, with excellent features, weighs 0.75 ct
Dimensions (mm): 5.01 x 4.28, pillow cut
J colour, VS2 clarity.
The item does not have any marks or hallmarks. The gold grade was tested with acid in a laboratory.

XIX century earrings of Austro-Hungarian manufacture.
Earrings composed of two separable parts. Above a half sphere bearing a bright green tourmaline, with lever-back 'hook' clasp; below, a gold pendant made with the filigree technique.
Very good conditions.
Height 5 cm
Width 2 cm
Weight

Natural rose-cut diamond
Diamond weight: 0.55ct
Colour: J
Clarity: VVS2
18K white gold
Italian production, about 1890