Seiko Cal. 6630 - 231

The 6630-231 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6630 caliber with 19j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-2d58e39ab242]

Also known as: Shogun

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1976

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