For sale would be an almost new Gruppo Gamma Chrononaut C01-R.

This piece was purchases in Jan 2018 and has only seen wrist time for about 2-3 times. Spending most of its time in my watch box, it is time to move it along to someone who deserves it more than I do.

This package includes the watch carrier, extra strap (unused) and a spring bar tool.

Specs as below:

Mk I Chrononaut, 316L stainless steel, brushed, water resistance 300m

Diameter 42mm, length 50mm lug-to-lug, height 12.5mm excluding 1.5mm crystal, lug width 22mm, weight 130g with strap

Box-shaped sapphire crystal with underside anti-reflective coating, stainless steel and sapphire exhibition caseback, twin screw lock crown


Swiss made STP1-11 by Swiss Technology Production SA, automatic bi-directional winding, 28800 bph, accuracy between -30 to +30 s/ day, power reserve 44 hrs, rotor signed and decorated with Côtes de Genève


Matte black dial, thick printed markers with Swiss SuperLumiNova

Rotatable chapter ring, markers filled with Swiss Super-LumiNova

Silver color hour and minute hands and red seconds hand, with Swiss SuperLumiNova
Gruppo Gamma used to sell it for USD650 but all variants of the Chrononaut is now sold out. (Re:

I am asking USD350 shipped worldwide. I will cover the PayPal and shipping fees to anywhere in the world.

I have plenty of experience selling, do check out my feedback if need be.

Watch is located in Singapore. I will pack it well and ship with Singpost.

The pictures show the great condition this piece is in.

Pictures to help you make up your mind, do drop me a PM: