Seiko Cal. 6625 - 284

This Automatic model from 1975 features a 39mm Hardlex-Coated Steel case. Powered by the 6625 caliber with 29j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-5c6415a9bc49]

Also known as: Tuna, Bellmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1975

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