Seiko Cal. 6315 - 101

This Spring Drive model from 1985 features a 36mm Gold-Plated case. With its 18mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-949592db0f42]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1985

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