Seiko Cal. 5233 - 310

The Seiko 5233-310 represents an important milestone in Seiko's 1990 lineup. It features a Black dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-14f2c0cd5dc6]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1990

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