Seiko Cal. 3878 - 302

The Seiko 3878-302 represents an important milestone in Seiko's 1994 lineup. Powered by the 3878 caliber with 17j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-bce730547d5e]

Also known as: Tuna, Rally

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

34mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1994

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