Seiko Cal. 5645 - 838

The Seiko 5645-838 represents an important milestone in Seiko's 1982 lineup. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-a27bdc89e1a0]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1982

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