Seiko Cal. 4536 - 433

The 4536-433 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4536 caliber with 25j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-efaa36a3ccaa]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

25j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1978

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