Seiko Cal. 5642 - 711

The Seiko 5642-711 represents an important milestone in Seiko's 1975 lineup. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-31290b8580da]

Also known as: Samurai, Golden Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1975

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