Seiko Cal. 5233 - 263

The 5233-263 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-65b18058a128]

Also known as: Helmet, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1977

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