Seiko Cal. 3889 - 522

This Spring Drive model from 1990 features a 42mm PVD Black case. It features a Silver dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-dcad74a5cc91]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1990

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