Seiko Cal. 6344 - 146

The Seiko 6344-146 represents an important milestone in Seiko's 1978 lineup. It features a Black dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-c350d613a42c]

Also known as: Sumo, Shogun

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1978

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