Side by side

Differs

Shape: Round; Round; Round
Diameter: 40 mm; 40 mm; 40 mm
Thickness (differs): 11.9 mm; Not known; 11.7 mm
Lug to lug: Not known; Not known; 47 mm
Lug width (differs): 20 mm; 25 mm; 22 mm
Material (differs): Rolesor (steel and gold); Rolesor (steel and gold); Stainless steel
Bezel (differs): Tachymeter; Fluted; Fixed
Caseback (differs): Screw-down; Screw-down; Display (sapphire)
Crystal (differs): Sapphire; Sapphire; Sapphire, Box, Anti-reflective inside
Cyclops (differs): No; Yes; Not known
Crown: Screw-down; Screw-down; Screw-down
Water resistance: 100 m; 100 m; 100 m
Antimagnetic: Not known; Not known; 60 gauss
Weight: Not known; Not known; 178 g

Calibre (differs): Rolex 4131; Rolex 7135; Seiko Instruments 9SA5
Type: Automatic; Automatic; Automatic
Origin: In-house; In-house; In-house
Power reserve (differs): 72 h; 67 h; 80 h
Frequency (differs): 28,800 vph (4 Hz); 36,000 vph (5 Hz); 36,000 vph (5 Hz)
Jewels (differs): 47; 39; Not known
Certification: Superlative Chronometer; Superlative Chronometer; Not known
Functions (differs): 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; Centre hour, minute and seconds hands
Instantaneous date with rapid setting
Stop-seconds for precise time setting; Hours
Minutes
Seconds
Date
Complications (differs): Chronograph
Small seconds; Central seconds
Date
Hacking (stop) seconds; Central seconds
Date

The watches side by side