Seiko Cal. 4510 - 541

This Hand-Winding model from 1967 features a 38mm Stainless Steel case. Powered by the 4510 caliber with 17j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-799c2c790c3a]

Also known as: World Timer, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1967

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