Side by side

Differs

Grand Seiko HeritageSBGA413

Shape: Round; Round; Not known
Diameter: 40 mm; 40 mm; 40 mm
Thickness (differs): 12 mm; 11.9 mm; 12.8 mm
Lug to lug: Not known; Not known; 47 mm
Lug width (differs): 21 mm; 20 mm; 21 mm
Material (differs): Everose gold; Everose gold; Titanium
Bezel (differs): Fluted; Tachymeter; Not known
Caseback (differs): Screw-down; Screw-down; Display (sapphire)
Crystal (differs): Sapphire; Sapphire; Sapphire, Box, Anti-reflective inside
Cyclops (differs): Yes; No; 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; 102 g

Calibre (differs): Rolex 3255; Rolex 4131; Grand Seiko 9R65
Type (differs): Automatic; Automatic; Spring Drive
Origin: In-house; In-house; In-house
Power reserve (differs): 70 h; 72 h; 72 h
Frequency: 28,800 vph (4 Hz); 28,800 vph (4 Hz); Not known
Jewels (differs): 32; 47; 30
Certification: Superlative Chronometer; Superlative Chronometer; Not known
Functions (differs): Centre hour, minute and seconds hands
Instantaneous day and date in apertures, secure rapid-setting
Stop-seconds for exact 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; Screw-down crown
Allergy-safe metal
30 jewels
Power reserve indicator
Complications (differs): Central seconds
Date
Day
Day-date
Hacking (stop) seconds; Chronograph
Small seconds; Power reserve indicator

The watches side by side