Seiko Cal. 3878 - 964

The 3878-964 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-1fd37034d577]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

18j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1990

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