Seiko Cal. 4423 - 415

The Seiko 4423-415 represents an important milestone in Seiko's 1981 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-6651d3cc841e]

Also known as: Shogun, Helmet

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1981

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