Seiko Cal. 6138 - 343

The Seiko 6138-343 represents an important milestone in Seiko's 1973 lineup. It features a Black dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-6dff685d0b4d]

Also known as: Samurai, Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1973

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