Seiko Cal. 5231 - 150

The 5231-150 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-276f7dcbea0b]

Also known as: UFO, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

34j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1983

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