Seiko Cal. 4428 - 423

The Seiko 4428-423 represents an important milestone in Seiko's 1980 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-f597586f111b]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

34j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1980

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