Seiko Cal. 4544 - 138

This Hand-Winding model from 1970 features a 46mm PVD Black case. It features a Silver dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-451083841213]

Also known as: Samurai, Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1970

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