Seiko Cal. 4555 - 150

This Hand-Winding model from 1972 features a 35mm Stainless Steel case. Powered by the 4555 caliber with 22j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-32bfe5a4648d]

Also known as: Monster, Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1972

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