Seiko Cal. 7135 - 741

This Hand-Winding model from 1981 features a 38mm Two-Tone case. Powered by the 7135 caliber with 30j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-2ba6f5c56fb9]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1981

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