Seiko Cal. 6351 - 863

Released in 1965, the Cal. 6351 with design code 863 was part of Seiko's domestic market collection. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-fb58487492fc]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1965

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