Seiko Cal. 5233 - 831

The 5233-831 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-f2bde2199e76]

Also known as: Sportsmatic, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1972

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