Seiko Cal. 3899 - 343

This Spring Drive model from 1975 features a 37mm PVD Black case. With its 21mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-38a92e0d737e]

Also known as: Pogue, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1975

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