Seiko Cal. 4536 - 900

The 4536-900 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-24a26e9aaeb8]

Also known as: Turtle, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1969

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