Seiko Cal. 6378 - 652

The Seiko 6378-652 represents an important milestone in Seiko's 1981 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-3fd83b84824c]

Also known as: Shogun

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1981

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