Seiko Cal. 6629 - 650

The 6629-650 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6629 caliber with 32j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-e583711cb476]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

13.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1993

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