Seiko Cal. 5640 - 700

This Kinetic model from 1965 features a 40mm Hardlex-Coated Steel case. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-02f14bbe9ed2]

Also known as: Bellmatic, Navigator

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1965

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