Seiko Cal. 4536 - 258

The 4536-258 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4536 caliber with 34j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-ee9d447af2a2]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1972

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