Seiko Cal. 6623 - 930

The Seiko 6623-930 represents an important milestone in Seiko's 1971 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-20465d641595]

Also known as: Shogun, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1971

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