Seiko Cal. 6312 - 698

The 6312-698 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6312 caliber with 18j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-652d0aafba29]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1982

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