Cambridge Jewelry & Watch Buyers (CJWB) provides private, professional jewelry and watch evaluations in a calm, friendly, no-pressure environment. We buy gold, platinum, diamonds, fine jewelry, estate jewelry, and high-end watches in Boston. Owner Jim Vellucci is a GIA graduate with decades of experience evaluating jewelry, diamonds, and luxury timepieces, including Rolex and Patek Philippe watches. Every consultation is handled personally, with straightforward information, competitive offers, and no pressure to sell. Located inside Boston’s historic Jewelers Building at 333 Washington Street, CJWB offers confidential, appointment-based service and immediate payment for accepted items.