Seiko Cal. 6140 - 488

The Seiko 6140-488 represents an important milestone in Seiko's 1985 lineup. With its 19mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-611712e2120e]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1985

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