Seiko Cal. 3878 - 966

The Seiko 3878-966 represents an important milestone in Seiko's 1978 lineup. It features a Green dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-00018398ac3b]

Also known as: Samurai, UFO

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1978

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