Seiko Cal. 6310 - 237

This Spring Drive model from 1979 features a 46mm Gold-Plated case. Powered by the 6310 caliber with 33j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-23a11349c5a5]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1979

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