Seiko Cal. 6378 - 440

The Seiko 6378-440 represents an important milestone in Seiko's 1987 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-bfc2f4d6d696]

Also known as: Pogue, Crown

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Burgundy

Jewels

19j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1987

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