Seiko Cal. 6624 - 385

This Spring Drive model from 1992 features a 37mm PVD Black case. Powered by the 6624 caliber with 31j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-9520a903233c]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1992

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