Seiko Cal. 6361 - 378

The Seiko 6361-378 represents an important milestone in Seiko's 1981 lineup. Powered by the 6361 caliber with 36j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-0a5d9140468e]

Also known as: Monster, Bullhead

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1981

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