Seiko Cal. 4512 - 686

This Kinetic model from 1968 features a 36mm Hardlex-Coated Steel case. Powered by the 4512 caliber with 33j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-b3d4bf593f3a]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1968

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