Seiko Cal. 7140 - 869

The Seiko 7140-869 represents an important milestone in Seiko's 1982 lineup. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-4248cd8bdbe7]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1982

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