Seiko Cal. 4430 - 740

This Spring Drive model from 1992 features a 36mm Gold-Plated case. Powered by the 4430 caliber with 22j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-b863672590ef]

Also known as: Crown, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1992

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