Seiko Cal. 6138 - 351

Released in 1979, the Cal. 6138 with design code 351 was part of Seiko's domestic market collection. With its 20mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-5bb7df37ec33]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1979

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