Seiko Cal. 4443 - 988

The 4443-988 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4443 caliber with 25j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-e6836483ed2c]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Champagne

Jewels

25j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1971

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