Seiko Cal. 4541 - 391

The Seiko 4541-391 represents an important milestone in Seiko's 1977 lineup. Powered by the 4541 caliber with 35j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-dae231e2b518]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

44mm

Case Thickness

14.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1977

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