Seiko Cal. 3894 - 397

The Seiko 3894-397 represents an important milestone in Seiko's 1991 lineup. It features a Green dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-27e4f5e5133e]

Also known as: Silverwave, Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1991

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