Seiko Cal. 4541 - 603

The 4541-603 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4541 caliber with 29j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-ba614421e5a5]

Also known as: Bellmatic, Flighty

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1986

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