Seiko Cal. 5634 - 682

This Hand-Winding model from 1997 features a 39mm PVD Black case. It features a Navy dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-39614cb72f49]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1997

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