Description
Omega Speedmaster 3577.50.00 OM Factory Black Dial Replica Watch.The small dials are designed with the Earth, Mars and the Moon respectively, which perfectly matches the theme of the watch. The 42 mm stainless steel case is equipped with a black bezel with a tachymeter scale and is lined with the same bracelet. Small seconds: A hand on a small dial used to measure seconds; usually completes one revolution in one minute. Tachymeter: Tachymeter watches provide the ability to calculate speed. The face of this type of chronograph is equipped with a scale that displays speed in kilometers per hour over a distance of 1,000 meters.