Seiko Cal. 6240 - 866

The Seiko 6240-866 represents an important milestone in Seiko's 1970 lineup. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-080902802d62]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1970

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