Seiko Cal. 6177 - 183

This Hand-Winding model from 1966 features a 42mm PVD Black case. Powered by the 6177 caliber with 31j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-6c21b7bef452]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1966

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