Seiko Cal. 6313 - 980

The 6313-980 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6313 caliber with 21j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-3fba373e38b1]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1975

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