Seiko Cal. 3890 - 628

This Spring Drive model from 1978 features a 44mm Stainless Steel case. It features a Silver dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-c60a47e67d8e]

Also known as: Monster, Panda

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1978

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