Katharine jewelry is a jewelry brand specializing in titanium. Titanium is a grey metal, blue, gold, green, purple... Metal, it's light and not allergic. I'm allergic to other metals. There are few styles I can choose. When I find that titanium is not allergic, I'm very excited. I have been looking for various styles to express it, hoping to help people who are allergic like me. Then, in the process of design, it is found that titanium jewelry can be easily controlled in any occasion. Official occasions, with formal clothes, you can jump in the monotonous brilliant color, vacation, with a variety of bright colors are not inconsistent, fearless of sea water and hot spring water, absolutely worth having.