Seiko Cal. 4443 - 342

Released in 1986, the Cal. 4443 with design code 342 was part of Seiko's domestic market collection. Powered by the 4443 caliber with 21j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-cd69307ff0ed]

Also known as: Rally, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1986

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