HYSEK COLOSSO is an extremely complicated watch; as hanged up in wheels Milky Way, a three dimensions’ earth of 12mm diameters at 12 o’ Clock turns on itself in 24 hours and can be set at the local time or at the GMT Time.

The precious minute repeater mechanism is set in an extraordinary complicated case, this mechanism transforms by request the intangible hours, quarters and minutes in a crystal sound thanks to two cathedral timbres.

The transparency of the case reveals very technical pieces which will fascinate the amateurs of pure mechanic. The 62 jewels manual winding movement delivers a power reserve up to 48 hours.

The COLOSSO also boasts a big date at 12’o clock and a power reserve indicator. Available in 18 carat red or white gold, HYSEK COLOSSO is produced in limited edition series.

Technical details
Hours, quarters, minutes repeater mechanism
Cathedral timbres
62 Jewels
Frequency: 18’000 A/H
Power Reserve: 48 hours

Big Date at 12 O’clock
3 dimensions’ earth of 12mm diameters at 12 O’clock
Cities indication of the 24 time zones

18k White or Rose Gold
Lateral sapphire glass and backside in sapphire
Glass: Sapphire glass with anti reflection treatment


On Request

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