Side by side

Differs

Rolex Datejust 36126201

Rolex Day‑Date 36128345RBR

Shape: Round; Round; Not known
Diameter: 36 mm; 36 mm; 36 mm
Lug width: 20 mm; 20 mm; 20 mm
Material (differs): Rolesor (steel and gold); Everose gold; Rolesor (steel and gold)
Bezel (differs): Smooth; Fixed; Smooth
Caseback: Screw-down; Screw-down; Screw-down
Crystal: Sapphire; Sapphire; Sapphire
Cyclops (differs): Yes; Yes; No
Crown: Screw-down; Screw-down; Screw-down
Water resistance: 100 m; 100 m; 100 m

Calibre (differs): Rolex 3235; Rolex 3255; Rolex 3230
Type: Automatic; Automatic; Automatic
Origin: In-house; In-house; In-house
Power reserve: 70 h; 70 h; 70 h
Frequency: 28,800 vph (4 Hz); 28,800 vph (4 Hz); 28,800 vph (4 Hz)
Jewels (differs): 31; 32; 31
Certification: Superlative Chronometer; Superlative Chronometer; Superlative Chronometer
Functions (differs): Centre hour, minute and seconds hands
Instantaneous date with rapid setting
Stop-seconds for precise time setting; Centre hour, minute and seconds hands
Instantaneous day and date in apertures, secure rapid-setting
Stop-seconds for exact time setting; Centre hour, minute and seconds hands
Stop-seconds for precise time setting
Complications (differs): Central seconds
Date
Hacking (stop) seconds; Central seconds
Date
Day
Day-date
Hacking (stop) seconds; Central seconds
Hacking (stop) seconds

The watches side by side