The 850 model is a direct upgrade to their 750E model, featuring Bosnian maple, Italian spruce, an Indian ebony fingerboard, and hill-style ebony fittings. It is built and varnished in their Guangzhou workshop by exclusively selected makers and professionally examined for quality and setup using an Aubert bridge, Spirocore Tungsten C, Thomastik Dominant GD, and Jargar A string by our team of top makers in Morgan Hill, California.