Seiko Cal. 3878 - 278

The 3878-278 is a sought-after Spring Drive piece from Seiko's golden era. It features a Cream dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-796938c28201]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1977

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