Seiko Cal. 4541 - 537

The 4541-537 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4541 caliber with 31j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-152bb138273a]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1966

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