Seiko Cal. 6140 - 700

The Seiko 6140-700 represents an important milestone in Seiko's 1979 lineup. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-220e0b5e0b1b]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

19j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1979

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