Seiko Cal. 5641 - 284

The Seiko 5641-284 represents an important milestone in Seiko's 1997 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-151df21400df]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Champagne

Jewels

29j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1997

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