the ring is set with a triangular-cut fancy vivid blue diamond, weighing 10.95 carats, and a triangular-cut diamond, weighing 9.87 carats, and dates from 1972.
here in bat trang, an ancient ceramics center near hanoi, quang vinh ceramic's fastest-rising expense is for vivid blue ink for painting vases and other pottery.
a cushion-shaped fancy vivid blue diamond weighing 6.01 carats, flanked on each side by an oval pink diamond weighing 0.46 and 0.44 carat respectively, mounted in platinum.