Seiko Cal. 3891 - 706

This Spring Drive model from 1998 features a 38mm PVD Black case. It features a White dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-ac2c007e2c67]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

White

Jewels

22j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1998

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