Seiko Cal. 6623 - 357

The 6623-357 is a sought-after Spring Drive piece from Seiko's golden era. It features a Cream dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-91dca671fbe8]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1978

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