Omega Speedmaster 145022-69 ST 1969 Transitional Pre-Moon Three Register Chronograph Watch - Cal. 861 with Original BraceletThis particular Speedmaster is known as a transitional model, when in 1969 the case back is the pre moon style while it has the new for '69 cal. 861 movement. Some great reading on this model of Speedster can be found here. With its all black dial and heavy sculpted stainless case, this iconic Omega Speedmaster chronograph with legendary 861 caliber movement, just fully serviced and restored by us, is a stunner. Though it has acquired some wonderful