Seiko Cal. 5678 - 453

This Spring Drive model from 1984 features a 40mm Gold-Plated case. With its 21mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-fecfd45ea75d]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1984

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