Seiko Cal. 6278 - 757

This Hand-Winding model from 1980 features a 40mm Two-Tone case. With its 20mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-dd1f0bad978e]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Champagne

Jewels

32j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1980

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