Seiko Cal. 6351 - 378

The Seiko 6351-378 represents an important milestone in Seiko's 1974 lineup. With its 20mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-9513c7ad5478]

Also known as: UFO, Rally

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1974

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