Seiko Cal. 5610 - 487

This Spring Drive model from 1978 features a 45mm Gold-Plated case. With its 19mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-0272c0781fb7]

Also known as: Bullhead, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Silver

Jewels

18j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1978

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