Seiko Cal. 4448 - 313

This Spring Drive model from 1975 features a 44mm Titanium case. With its 18mm lug width and 13.6mm profile, it sits comfortably on most wrists. [seikata-wm-bb434526a13e]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1975

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