About Diamond Mansion Co. 

Founded in 1986 at the heart of Los Angeles, Diamond Mansion Co. has a rich legacy of providing highly sophisticated women of today, the most stylish and magnificently crafted diamond jewelries ever made. From an engagement ring to a wedding bands, we provide only what our customers truly deserve.

 CEO and Chairman of the Executive Committee since 2008, Mr. Omid Semino brings his passion for business to life by way of dedicating a special team of designers with relentless pursuit of crafting the perfect diamond engagement rings; revolutionizing how diamond rings are purchased over the internet.  Every customer takes part in the process starting from the careful selection of the perfect diamond to the customized blueprint of your dream ring.

 In 2008, Mr. Semino launched the company’s online store in which customers can inquire, customize and purchase diamond engagement rings, wedding bands, eternity bands, pendants, earrings, stud earrings and watches for all occasions that are significant.

 At Diamond Mansion, we realize the importance of these life-events as truly special and meaningful for every customer that comes to us. As part of our contribution, we help our customers find the ring of their dreams !

 Since our inception, hundreds of satisfied customers experience impeccable service. Our vision is to have millions of Sophisticated and Stylish women from across the United States and the world alike experience the same customer service & satisfaction we have  been known for. As you celebrate these events, DIAMOND MANSION celebrates with you, by assuring that every bride walks down the aisle in STLYLE.