Professional Divers Watch.
Self-winding mechanical movement 8203 with an autonomy of 42 hours.
Blued heavy-metal rotor and decorated bridge.
Double date feature at the 3 o'clock hour.
Unidirectional rotating elapsed time bezel.
Detachable bezel mechanism for easy cleaning.
Screwdown crown at the 9 o'clock hour.
Thick sapphire crystal with non-reflection coating.
Register ring clamp locking lever.
Long-elasting photo-luminiscent markers and hands without radioactivity.
Helium escape valve.
Titanium Case. Rubber Band.
Warranty:
1 year Citizen International Warranty.
3 year Citizen spanish Warranty.
Dimensions:
Wide: 55 mm.
Length: 48 mm.
Height: 19 mm.
Weight: 135 g.
You can see Instruction manual (PDF) here