Seiko Cal. 4521 - 996

The 4521-996 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4521 caliber with 24j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-f3a474364f71]

Also known as: World Timer, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1988

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