Seiko Cal. 4425 - 628

The Seiko 4425-628 represents an important milestone in Seiko's 1972 lineup. With its 21mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-3f4eb9f1ca15]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1972

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