Seiko Cal. 6168 - 139

The Seiko 6168-139 represents an important milestone in Seiko's 1967 lineup. With its 18mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-56a4d6836ab7]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1967

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