Seiko Cal. 6312 - 384

The Seiko 6312-384 represents an important milestone in Seiko's 1970 lineup. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-9b3b201daca4]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1970

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