Seiko Cal. 4423 - 656

The Seiko 4423-656 represents an important milestone in Seiko's 1968 lineup. Powered by the 4423 caliber with 30j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-6e7c08c8734e]

Also known as: Shogun, Panda

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Champagne

Jewels

30j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1968

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