Chopard cal LUC 1.96

Automatic Winding, 28.800 vph, 32 jewels, power reserve 65 hours, COSC certified, Geneva Seal
Function: Hour, minute, subsidiary second, date
Diameter: 27.40mm
Height: 3.30mm
Balance spring: Breguet overcoil
Remarks: micro rotor in 22K gold

IWC cal 98290

IWC cal 98290
Manual winding, 18 jewels, 18.800 vph, power reserve 46 hours
Functions: Hour, minute, subsidiary second
Diameter: 37.80mm
Thickness: 4.68mm
Balance Spring: Breguet overcoil

Glashutte Original cal 61

Manual winding, 28,800 vph, 41 jewels, power reserve 42 hours
Function: Hour, minute, subsidiary second, chronograph with flyback function
Diameter: 32.20mm
Thickness: 7.20mm
Balance spring: Flat hairspring