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Differs

Rolex GMT‑Master II126715CHNR

Shape: Round; Not known; Round
Diameter: 40 mm; 40 mm; 40 mm
Thickness (differs): 12 mm; 15.02 mm; Not known
Lug width: 20 mm; 20 mm; 20 mm
Material (differs): Everose gold; Stainless steel; Everose gold
Bezel: Bidirectional rotating; Bidirectional rotating; Bidirectional rotating
Bezel insert (differs): Cerachrom ceramic, Black; Not known; Cerachrom ceramic, Brown/black
Caseback: Screw-down; Screw-down; Screw-down
Crystal (differs): Sapphire; Sapphire, Domed, Anti-reflective on both sides; Sapphire
Cyclops: Yes; Not known; Yes
Crown (differs): Screw-down; Push-pull; Screw-down
Water resistance: 100 m; 100 m; 100 m

Calibre (differs): Rolex 3235; Breitling Gallet 23; Rolex 3285
Type: Automatic; Automatic; Automatic
Origin: In-house; Not known; In-house
Power reserve (differs): 70 h; 65 h; 70 h
Frequency: 28,800 vph (4 Hz); 28,800 vph (4 Hz); 28,800 vph (4 Hz)
Jewels (differs): 31; Not known; 34
Certification: Superlative Chronometer; Not known; Superlative Chronometer
Functions (differs): Centre hour, minute and seconds hands
Instantaneous date with rapid setting
Stop-seconds for precise time setting; Not known; 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
Complications (differs): Central seconds
Date
Hacking (stop) seconds; Chronograph; Central seconds
Date
GMT / second time zone
Hacking (stop) seconds

The watches side by side