Seiko Cal. 6624 - 374

The Seiko 6624-374 represents an important milestone in Seiko's 1969 lineup. Powered by the 6624 caliber with 19j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-4018a5c4123c]

Also known as: Sumo, Flighty

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1969

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