Reeflex Divers is an SSI shop on Jalan Raya Crystal Bay in Sakti, near Crystal Bay. Roman and Harry, who met as instructors on Nusa Lembongan in 2015, opened it in 2017, and the team speaks English, French, German, Spanish and Indonesian.

Two boats leave around 8 and 10 am with radios, oxygen and first aid, and fun dives are limited to four divers per guide, grouped by level. Being close to Crystal Bay, it also runs guided shore dives there at dawn or in the afternoon.

There is a training pool at the shop, and rental gear is Apeks and Wave with 5 mm wetsuits. Specialties include Sidemount and Decompression Diving, and it runs the SSI Instructor Training Course. Dive and stay packages use nearby partner hotels.