Honest, Fair, & Professional Diamond, Jewelry, & Gold Buyer In Houston. At Sherman’s Diamonds, we specialize in buying diamonds, gold, jewelry, and luxury watches with a commitment to offering cash offers on the spot. Our team of experienced professionals understands the sentimental and monetary value that these precious items hold, and we strive to provide fair and transparent transactions for our valued customers. Shermans Diamonds 3823 Richmond ave, suite A, Houston Texas (281... read full review »