Seiko Cal. 6375 - 664

The Seiko 6375-664 represents an important milestone in Seiko's 1966 lineup. With its 22mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-e1051d647ac9]

Also known as: Shogun, Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1966

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