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Differs

Tudor Black Bay 687943A1A0NU

Shape: Round; Round; Round
Diameter (differs): 44 mm; 44 mm; 43 mm
Thickness (differs): 14.45 mm; 12.17 mm; 13.6 mm
Lug width (differs): 22 mm; 22.05 mm; 22 mm
Material: Stainless steel; Stainless steel; Stainless steel
Finish: Not known; Not known; Polished and satin finish
Bezel: Unidirectional rotating; Unidirectional rotating; Unidirectional rotating
Bezel material: Not known; Not known; Stainless steel
Bezel insert: Not known; Not known; Black
Caseback (differs): Display (sapphire); Display (sapphire); Solid
Crystal (differs): Sapphire, Anti-reflective on both sides; Sapphire; Sapphire, Domed
Crown: Screw-down; Screw-down; Screw-down
Water resistance: 200 m; 200 m; 200 m

Calibre (differs): Breitling 01; Breitling B31; Tudor MT5601-U
Type: Automatic; Automatic; Automatic
Origin: In-house; In-house; In-house
Power reserve (differs): 70 h; 78 h; 70 h
Frequency: 28,800 vph (4 Hz); 28,800 vph (4 Hz); 28,800 vph (4 Hz)
Jewels (differs): 47; 26; 26
Certification: Not known; Not known; METAS Master Chronometer
Functions (differs): 1/4th second, 30 minutes, 12 hours
Dial aperture; Dial aperture; Additional 24 hour hand (adjustable)
Chronometer
Date
Hours
Minutes
Seconds
Complications (differs): Chronograph
Date
Small seconds; Date; Date

Type (differs): Metal bracelet; Rubber strap; Metal bracelet
Name (differs): Polished/brushed stainless steel Rouleaux bracelet; Green mesh rubber strap; Not known
Material: Stainless steel; Not known; Stainless steel
Clasp: Not known; Folding clasp, Stainless steel; Not known
Strap colour: Not known; Green; Not known

The watches side by side