Seiko Cal. 3878 - 916

The 3878-916 is a sought-after Quartz piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-e78163982ef8]

Also known as: Rally

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1970

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