Seiko Cal. 6172 - 351

This Solar model from 1972 features a 39mm Titanium case. Powered by the 6172 caliber with 25j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-a239827082e3]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

39mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Cream

Jewels

25j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1972

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