Seiko Cal. 3878 - 270

The Seiko 3878-270 represents an important milestone in Seiko's 1968 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-7b8ce3f7f084]

Also known as: Navigator

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Burgundy

Jewels

35j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1968

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