Seiko Cal. 6658 - 439

This Hand-Winding model from 1973 features a 35mm Gold-Plated case. With its 18mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-f461bef48eaa]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1973

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