Seiko Cal. 3878 - 406

The 3878-406 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 12.0mm profile, it sits comfortably on most wrists. [seikata-wm-08d3ffa03a1b]

Also known as: Silverwave, Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1986

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