Seiko Cal. 6627 - 987

The 6627-987 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6627 caliber with 21j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-fb0e88882d21]

Also known as: Samurai, Navigator

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

8.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

21j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1974

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