Seiko Cal. 5641 - 329

The 5641-329 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5641 caliber with 31j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-2c4184b44918]

Also known as: Helmet, Rally

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

13.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1977

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