Seiko Cal. 6659 - 274

This Hand-Winding model from 1969 features a 41mm Gold-Plated case. Powered by the 6659 caliber with 30j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-1d958fc97c9e]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1969

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