Seiko Cal. 4423 - 185

The Seiko 4423-185 represents an important milestone in Seiko's 1987 lineup. With its 19mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-8d679eb75914]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1987

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