Seiko Cal. 4457 - 683

This Hand-Winding model from 1968 features a 45mm Titanium case. With its 22mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-3df1523abf9a]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1968

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