Seiko Cal. 6634 - 556

The 6634-556 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6634 caliber with 33j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-eb846f029537]

Also known as: Shogun

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1974

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