Seiko Cal. 5634 - 830

The 5634-830 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5634 caliber with 26j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-45b376aabccc]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

26j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1966

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