Seiko Cal. 5641 - 734

Released in 1979, the Cal. 5641 with design code 734 was part of Seiko's domestic market collection. It features a Cream dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-01b8cd5ad72a]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1979

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