Seiko Cal. 5641 - 791

The 5641-791 is a sought-after Spring Drive piece from Seiko's golden era. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-719fdae69c02]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1981

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