Oval cut Lagoon

Tourmaline Lagoon in oval cut 1.30 carats, Afghanistan

Contrasting pair of tourmalines oval cut 1.90 carats, Afghanistan

Pair of Lagoon tourmalines in oval cut 3.75 carats, Africa

5.92 carat blue-green tourmaline set, Afghanistan

Set of blue tourmalines 5.04 ct, Afghanistan

Lagoon tourmaline oval cut 3.31 ct, Afghanistan