Seiko Cal. 4433 - 790

The 4433-790 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4433 caliber with 18j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-061731b2872a]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1978

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