Seiko Cal. 6391 - 864

This Quartz model from 1974 features a 38mm Titanium case. It features a Black dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-22d75df8713f]

Also known as: Panda, Helmet

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1974

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