Yes, SD Bullion is a legitimate company. Founded in 2012 and based in Michigan, it is a U.S. precious metals dealer offering gold, silver, platinum, and palladium at competitive spot-linked prices.
The company holds Better Business Bureau accreditation and has made the Inc. 5000 list three times as one of America’s fastest-growing companies.
Its strengths include affordability, product variety, and credibility, though some drawbacks include limited international shipping and less transparency in certain fee structures. Overall, it is a reputable option for buying physical precious metals.