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This is the transitional Omega Constellation watch when Omega ended the 500 series caliber and introduced the 550 series caliber into the market.  The case design is quite similar to the 50's Constellation model.  This model was introduced in 1959 and lasted to early 1961.  A very interesting factory original finished golden dial nicely patina.  The original case is made of solid gold bezel and case back medallion, gold capped lugs over solid stainless steel.  Case appears to have been lightly polished in the past and case back does show tool scratch marks.  Case model is 14381 - 10 SC and measures 34.5mm across excluding the crown by 43.3mm lug tip to lug tip.  Original signed crown.  Brand new crystal and new case back gasket.  The automatic movement is an Omega caliber 551 with 24 jewels.  Movement serial is 17752138 dating this watch to 1960.  It has been professionally serviced and ready for everyday wearing.  Comes complete with a matching 18mm high quality croco grain genuine leather strap.  Wrist size in photo is 6 inches. 


  • Circa: 1960

    Model: Constellation

    Caliber: 551

    Movement serial #: 17752138

    Jewel count: 24 jewels

    Movement type: Automatic wind

    Case model: 14381-10SC

    Case material: Gold bezel, gold caseback medallion, gold capped lugs over solid stainless steel

    Case gasket: O-ring rubber gasket 

    Crystal: Acyrlic new crystal

    Crown: Signed

    Case Diameter excluding crown: 34.5mm

    Case lenght lug tip to lug tip: 43.3mm

    Dial: Factory original finish

    Hand type: Dauphine (original)

    Strap material: Croco grain genuine leather

    Strap width inbetween lugs: 18mm

    Wrist size in photo: 6 inches

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