Seiko Cal. 3894 - 487

The Seiko 3894-487 represents an important milestone in Seiko's 1981 lineup. It features a White dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-df0e2ecf9118]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

White

Jewels

25j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1981

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