Seiko Cal. 6649 - 351

The Seiko 6649-351 represents an important milestone in Seiko's 1972 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-59fc7f453f22]

Also known as: Shogun, Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1972

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