Seiko Cal. 6391 - 812

The 6391-812 is a sought-after Quartz piece from Seiko's golden era. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-0df15cfaa76d]

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1974

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