Seiko Cal. 4432 - 321

The Seiko 4432-321 represents an important milestone in Seiko's 1972 lineup. Powered by the 4432 caliber with 22j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-80a2dc730e9f]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1972

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