Side by side

Differs

Universal Genève CompaxUGCO002

Rolex GMT‑Master II126715CHNR

Shape: Round; Round; Round
Diameter (differs): 39.5 mm; 40 mm; 40 mm
Thickness (differs): 12.45 mm; Not known; 11.9 mm
Lug to lug: 47.8 mm; Not known; Not known
Lug width (differs): 19 mm; 20 mm; 20 mm
Material (differs): Stainless steel; Everose gold; Oystersteel
Bezel (differs): Tachymeter; Bidirectional rotating; Tachymeter
Bezel material: Stainless steel; Not known; Not known
Bezel insert (differs): Ceramic; Cerachrom ceramic, Brown/black; Cerachrom ceramic, Black
Caseback (differs): Display (sapphire); Screw-down; Screw-down
Crystal (differs): Sapphire, Domed, Anti-reflective on both sides; Sapphire; Sapphire
Cyclops (differs): Not known; Yes; No
Crown (differs): Push-pull; Screw-down; Screw-down
Water resistance: 100 m; 100 m; 100 m

Calibre (differs): Universal Genève UG-200; Rolex 3285; Rolex 4131
Type: Automatic; Automatic; Automatic
Origin: In-house; In-house; In-house
Power reserve (differs): 72 h; 70 h; 72 h
Frequency: 28,800 vph (4 Hz); 28,800 vph (4 Hz); 28,800 vph (4 Hz)
Jewels (differs): 36; 34; 47
Certification: Not known; Superlative Chronometer; Superlative Chronometer
Functions (differs): Hour
Minute
Second
Chronograph; Centre hour, minute and seconds hands
24-hour display
Second time zone with independent rapid-setting of the hour hand
Instantaneous date
Stop-seconds for precise time setting; Centre hour and minute hands, small seconds hand at 6 o'clock
Chronograph via centre seconds hand, 30-minute counter at 3 o'clock and 12-hour counter at 9 o'clock
Stop seconds for exact time setting
Complications (differs): Chronograph; Central seconds
Date
GMT / second time zone
Hacking (stop) seconds; Chronograph
Small seconds

The watches side by side