Seiko Cal. 3878 - 630

The 3878-630 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-d95af83fd881]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1984

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