Seiko Cal. 5643 - 395

The Seiko 5643-395 represents an important milestone in Seiko's 1977 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-63be06cf5880]

Also known as: Pogue, Helmet

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1977

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