Patent ID: 8003225
Filing Date: 2011-08-23
Classification: A44C,C23C,C25D,G04B,Y10T

Abstract:
1. A personal ornament having a coloring layer having a stainless-steel color and comprising an abrasion-resistant layer and an outermost layer being a white hard coating film, said outermost layer composed of a noble metal or a noble metal alloy and being formed by dry-plating on the surface of said abrasion-resistant layer, wherein the abrasion-resistant layer of the coloring layer has a thickness of 0.2-1.5 μm and is a metal compound coating film which is composed of titanium carbide (TiC), chromium carbide (Cr wherein said noble metal or noble metal alloy of the outermost layer is selected from the group consisting of platinum (Pt) and alloys thereof, and the thickness of the outermost layer is 0.002 to 0.01 μm, wherein the color evaluation values of the coloring layer according to L*a*b* color space (CIE colorimetric system) are 70<L*<91, −0.1<a*<3.0, and 1.0<b*<5.5.