Seiko Cal. 4436 - 585

The 4436-585 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4436 caliber with 33j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-e4ae8be33e35]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1971

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