Seiko Cal. 6378 - 801

The 6378-801 is a sought-after Quartz piece from Seiko's golden era. With its 21mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-1ff52cda8b91]

Also known as: Monster, Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1994

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