Despite being contained within the 18k white gold watch case, the gemstones come to 1.45-carats for an oval-shaped morganite, 2.1-carats for an emerald-cut aquamarine and 2.72-carats for a cushion ...

The gemstones can also be viewed on the reverse of the watch based on the iconic design by Jean Schlumberger.

A 703.4-carat hand-carved tanzanite gem, L’Heure Bleu, was verified as the largest cut tanzanite in the world by the Guinness World Record judging panel.