Rolex Caliber 3131

Brand:	Rolex
Family:	Rolex > Calibers > Họ 31xx
Reference:	3131 Mã chính thức do nhà sản xuất đặt
SKU:	Rolex3131 Product codes are set by thuviendongho to help classify and identify them more easily
Name:	Rolex Caliber 3131
Produced:	2007 Discontinued

Country of Manufacture	Swiss Made, Switzerland

FUNCTIONS

Base	Rolex Caliber 3130
Movement type	Self Winding
Certification	COSC Chronometer Certified
Functions	Anti-magnetic, Hacking stop
Display	3 hands, Central hour hand, Central minute hand, Central second hand
Power reserve	48 h
Jewel	31
Frequency	28,800 vph (4Hz)

DIMENSIONS

Diameter	28.5 mm
Lignes	12½ "'
Thickness	5.37 mm

ADDITIONAL INFORMATION

Escapement	Swiss lever
Anti-Shock System	KIF
Rotor style	Ball-bearing
Rotor winding direction	Bi-directional
Balance	Free-sprung, Glucydur
Balance Spring	Breguet, Parachrom Blue
Lift Angle	52
Number of parts	No Information

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Detailed description

The Rolex caliber 3131 is an 3-hander, time only, no-date automatic watch movement that was announced at Baselworld 2007. This in-house caliber was originally launched in the anti-magnetic Milgauss model, but is also found in the 2016 Air-King 40.