Seiko Cal. 6629 - 658

The 6629-658 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6629 caliber with 29j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-5fb9501cb240]

Also known as: Monster, Rally

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1974

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