15 x 23 x 7 mm. approx.
bc1250
15.76 carats

12.23 x 15 x 5.44 mm.
bc1101

15 x 19 x 11.5 mm.
23.5 cts.

12mm, 7mm high
7.75cts
bc052

13 x 16.5 x 11.6
18 cts.
bc051

13 mm.
5.77 cts.
bcf1001