A classical straight razor, 115w8, differential hardening, double 175°c tempering, 7 cm shapr, more or less 5/8. Green G10 flashy in the way of opheodrys aestivus" Black G10 for spacer, and BP washer.
Honed to 800-1000-2000-3000-5000-6000-8000-10000-12000-15000+- diamond paste 0.25 , and...