Seiko Cal. 5256 - 739

This Hand-Winding model from 1981 features a 37mm PVD Black case. It features a Silver dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-99262b3bf5d0]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1981

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