Seiko Cal. 5641 - 978

This Kinetic model from 1988 features a 40mm PVD Black case. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-98390986dc95]

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1988

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