Seiko Cal. 6623 - 433

The 6623-433 is a sought-after Kinetic piece from Seiko's golden era. It features a Cream dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-5ca24fd93523]

Also known as: UFO, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1999

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