Seiko Cal. 3878 - 233

The 3878-233 is a sought-after Quartz piece from Seiko's golden era. With its 18mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-bbbc6177faeb]

Also known as: Tuna, Bullhead

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1970

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