Seiko Cal. 6315 - 713

Released in 1980, the Cal. 6315 with design code 713 was part of Seiko's domestic market collection. Powered by the 6315 caliber with 26j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-c90f7bf6fc3a]

Also known as: Sumo, UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1980

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