Seiko Cal. 4541 - 304

The Seiko 4541-304 represents an important milestone in Seiko's 1997 lineup. Powered by the 4541 caliber with 33j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-8685adc26c6c]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Champagne

Jewels

33j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1997

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