Seiko Cal. 6625 - 657

The Seiko 6625-657 represents an important milestone in Seiko's 1967 lineup. Powered by the 6625 caliber with 24j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-76b4900d501e]

Also known as: Monster, Pogue

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

24j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1967

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