We have made this lovely stacking bracelet using an old European cut diamknd and somw antique chain, adding a handmade bezel setting and a bolt ring clasp. 
Tested as 9ct gold (rosy in hue) 
Weight approx 3.15g
Diamond 0.17ct, tested as natural, earth mined diamond 
Length approx 6 1/4 inches 
Width of chain approx 2.2mm 
Very good antique condition