Seiko Cal. 4421 - 363

The 4421-363 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4421 caliber with 24j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-48dbde2aef30]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

46mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1994

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