- koimaster
- Founder
- Posts: 46158
- Joined: December 16th 2009, 11:00pm
- Location: Oregon, Thanks for visiting! Now go back home!
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Gamma Gruppo Divemaster DG-1
As a caveat, someone just offered to trade this watch for my Marathon JSAR. Thought I would see what the watch was like and post about it.

Case
316L stainless steel, brushed
Diameter 44mm, lug-to-lug 52mm, lug width 24mm, height 14.5mm
120-click unidirectional rotating ceramic bezel, dome shaped, with luminous markers
Box shaped sapphire crystal, anti-reflective
Screw-down crown
Helium escape valve
Water resistant to 500m/ 1,650ft
Movement
ETA 2824-2, Swiss made, automatic and hand-windable
28,800bph, power reserve 42h, accuracy +/-12 s/day
Dial
Sandwich construction, black dégradé, with luminous markers
Silver color hour/ minute & red seconds hand, luminous
Hour, minute & seconds display
Swiss Super-LumiNova, 'Old Radium' color

Case
316L stainless steel, brushed
Diameter 44mm, lug-to-lug 52mm, lug width 24mm, height 14.5mm
120-click unidirectional rotating ceramic bezel, dome shaped, with luminous markers
Box shaped sapphire crystal, anti-reflective
Screw-down crown
Helium escape valve
Water resistant to 500m/ 1,650ft
Movement
ETA 2824-2, Swiss made, automatic and hand-windable
28,800bph, power reserve 42h, accuracy +/-12 s/day
Dial
Sandwich construction, black dégradé, with luminous markers
Silver color hour/ minute & red seconds hand, luminous
Hour, minute & seconds display
Swiss Super-LumiNova, 'Old Radium' color

1946-2006
“Your heart was warm and happy
With the lilt of Irish laughter
Every day and in every way
Now forever and ever after."