Seiko Cal. 6645 - 893

This Solar model from 1971 features a 37mm Stainless Steel case. Powered by the 6645 caliber with 28j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-fbee88caad12]

Also known as: Rally, Baby Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1971

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