Seiko Cal. 4556 - 150

The Seiko 4556-150 represents an important milestone in Seiko's 1979 lineup. Powered by the 4556 caliber with 27j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-3d5357945074]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1979

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