Professional helium valve on 9:00 o’clock, in order to be able to lead during external pressure
reduction (e.g. emerging) the accumulating helium fast enough from the clock
central second indicator
Date indicator at 3:00 (quick winding with the crown at Pos. 1 clockwise rotation)
high quality automatic movement with 21 jewels (Miyota 8215 manufactured by CITIZEN WATCH CO.,LTD)
professional one side rotating bezel system
special coated luminous hands and digits
casesize 46mm; thickness 14,4 mm; all stainless steel
special “Polygon” screwed crown , diameter 5,5mm
1000m “3280 feet” water resistant 
SAPHIRE glas
screwed bottom “moderate temperature assembled”
high quality diver Strap ( max. arm extent 250mm)