Seiko Cal. 6623 - 364

The Seiko 6623-364 represents an important milestone in Seiko's 1971 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-30a28cb6745f]

Also known as: Rally, Silverwave

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1971

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