Seiko Cal. 6658 - 313

This Solar model from 1973 features a 41mm Two-Tone case. With its 20mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-6bc41327c722]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1973

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