Seiko Cal. 5636 - 910

This Hand-Winding model from 1970 features a 38mm PVD Black case. It features a Green dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-bc021fbc1e9e]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

190m

Dial Color

Green

Jewels

35j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1970

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