Seiko Cal. 3848 - 729

This Spring Drive model from 1989 features a 37mm PVD Black case. It features a Burgundy dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-c86c4a12bafd]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1989

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