Seiko Cal. 6261 - 386

This Spring Drive model from 1974 features a 39mm Hardlex-Coated Steel case. Powered by the 6261 caliber with 34j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-d33914d443c2]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

White

Jewels

34j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1974

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