Seiko Cal. 3878 - 905

The Seiko 3878-905 represents an important milestone in Seiko's 1978 lineup. Powered by the 3878 caliber with 17j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-ec3bcbf6ee9f]

Also known as: Pogue

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1978

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