Seiko Cal. 3899 - 434

This Hand-Winding model from 1978 features a 44mm Titanium case. With its 20mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-c8e05241d354]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1978

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