Seiko Cal. 4536 - 729

This Spring Drive model from 1986 features a 39mm Titanium case. With its 20mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-e8bad4edff6e]

Also known as: Monster, Silverwave

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Silver

Jewels

32j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1986

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