Seiko Cal. 6391 - 333

The 6391-333 is a sought-after Quartz piece from Seiko's golden era. With its 22mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-36fec00ba148]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1966

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