Seiko Cal. 5624 - 767

The 5624-767 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5624 caliber with 27j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-5a866d551724]

Also known as: Sumo, Bullhead

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1967

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