This is a Galco Holster known as the Combat Master, model CM226.
They combined premium saddle leather" double-stitched seams and hand-molded fit to create the Combat Master(TM)" a holster of exceptional quality. The open top design offers a swift draw and presentation" while detailed molding provides secure retention. The butt-forward cant allows effective concealment of even a large defensive handgun. The Combat Master has an open muzzle and fits belts up to 1 3/4". It is made for semiautomatic pistols and double action revolvers.
Features:
Premium steerhide
Full slide and barrel coverage
Butt-forward cant
Traditional pancake design
Fits belts up to 1.75"