Seiko Cal. 5678 - 840

The Seiko 5678-840 represents an important milestone in Seiko's 1984 lineup. It features a Green dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-667bde566a19]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1984

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