Seiko Cal. 3868 - 997

The Seiko 3868-997 represents an important milestone in Seiko's 1971 lineup. Powered by the 3868 caliber with 33j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-52a6937d4e61]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

46mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1971

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