The Glashütte Original Senator Chronograph Panorama Date introduced in 2014 with either a platinum or red gold case, housing the then new caliber 37-01 chronograph movement. At BaselWorld 2017, the brand added a stainless steel version with black dial, giving the watch a sleek yet utilitarian look while simultaneously lowering the price. A silver dial was added in 2018, and in the same year the Capital Editions -in either stainless steel, red gold or platinum- also made their debut.Reference 1-37-01-04-02-07 has a stainless steel case and a calf leather strap with pin buckle.Reference 1-37-01-04-02-35 has a stainless steel case and a calf leather strap with folding clasp.Reference 1-37-01-04-02-55 has a stainless steel case and a calf leather strap with shorter folding clasp.Reference 1-37-01-04-02-70 has a stainless steel case and a matching bracelet.