Seiko Cal. 5640 - 984

Seiko 5640-984

This Kinetic model from 1990 features a 41mm Stainless Steel case. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-ade845b0829f]

Also known as: Monster, Bullhead

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
8.0mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
130m
Dial Color
Green
Jewels
18j
Frequency
36,000 bph
Power Reserve
41 hours
Year
1990

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seikata-wm-ade845b0829f