Seiko Cal. 6615 - 815

This Spring Drive model from 1966 features a 37mm Two-Tone case. With its 20mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-a5609343c4b5]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1966

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