Seiko Cal. 3891 - 751

The Seiko 3891-751 represents an important milestone in Seiko's 1975 lineup. Powered by the 3891 caliber with 26j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-657c34333efd]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1975

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