OMEGA Genuine 1 Link SPEEDMASTER BROAD ARROW 3551.20.00 Watch Parts 17.9mm #2
Compatible (examples): Speedmaster 3551.20.00, 3551.50.00. This item is 100% authentic. Estimated extension per 1 link: approx. 7.8 mm (calculated). Note 2: The watches shown from photo 16 onward are not included.