Seiko Cal. 7148 - 137

This Hand-Winding model from 1966 features a 39mm Titanium case. With its 19mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-0ed1bc7fda95]

Also known as: Monster, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1966

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