Seiko Cal. 5641 - 288

The 5641-288 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5641 caliber with 27j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-8ee2cc6f44c3]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1967

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