Seiko Cal. 4592 - 440

This Hand-Winding model from 1987 features a 39mm PVD Black case. It features a Navy dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-c99f05d5e637]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1987

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