Seiko Cal. 4423 - 120

The 4423-120 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4423 caliber with 22j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-6b9b74473022]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Black

Jewels

22j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1996

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