Seiko Cal. 5640 - 193

The 5640-193 is a sought-after Kinetic piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-7daf3177ea0c]

Also known as: Bullhead, Silverwave

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

43mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1989

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