Seiko Cal. 4423 - 623

The Seiko 4423-623 represents an important milestone in Seiko's 1968 lineup. It features a White dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-baa7d5dbdeec]

Also known as: Pogue, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1968

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