Seiko Cal. 6628 - 630

This Spring Drive model from 1984 features a 34mm PVD Black case. Powered by the 6628 caliber with 34j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-65b78bf729f6]

Also known as: Turtle, Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1984

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