Seiko Cal. 5677 - 415

This Spring Drive model from 1982 features a 42mm Gold-Plated case. With its 18mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-f7773af7d638]

Also known as: Tuna, UFO

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

White

Jewels

24j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1982

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