Iskandarman:
amber from Pahang, Malaysia with insects
Iskandarman:
Precious Banten opal 20.2 carats
Iskandarman:
Faceted Jelly Banten opal
Iskandarman:
Precious Banten opal under sunlight (20.2 carats)
Iskandarman:
Precious Black Banten opal (6.7 carats)