Seiko Cal. 3899 - 148

This Hand-Winding model from 1972 features a 45mm PVD Black case. It features a Burgundy dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-729905e56b2a]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1972

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