Seiko Cal. 5290 - 831

The 5290-831 is a sought-after Automatic piece from Seiko's golden era. It features a Black dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-b99fb0ceeed8]

Also known as: UFO, Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1992

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