Seiko Cal. 5639 - 394

The Seiko 5639-394 represents an important milestone in Seiko's 1996 lineup. It features a Cream dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-02001a5ef11e]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Cream

Jewels

25j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1996

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