Seiko Cal. 5681 - 279

The Seiko 5681-279 represents an important milestone in Seiko's 1975 lineup. Powered by the 5681 caliber with 34j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-9adbe26e2dd5]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Champagne

Jewels

34j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1975

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