Seiko Cal. 6310 - 915

The 6310-915 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-ff6bb4f5fa3e]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Champagne

Jewels

19j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1967

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