Seiko Cal. 6685 - 778

This Hand-Winding model from 1973 features a 43mm Two-Tone case. With its 20mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-7564fcb5bb3c]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1973

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