Phuket, Thailand Dec/2019.
Taken by Scuba diving.
From 3 different locations in Thailand a variation of colors and shapes.
Lovely set all of excellent quality.
From Left to Right.
46.6mm Surim Island, at 40 meters (Operculum)
37.4mm Kaew Island, at 20 meters
33.6mm Racha Island, at 20 meters (Operculum)