Lauren O’ JewelsLauren O Jewels is a Petaluma, CA-based studio offering estate jewelry appraisals and a range of services including custom engagement rings, custom wedding bands, restyling, repairs, and gemstone sourcing with educational resources. They conduct one-on-one consultations in a boutique setting, emphasizing education and personalized guidance, led by a father-daughter team with about 65 years of combined experience. The company provides independent appraisals to value heirlooms or gemstones and can design or replicate jewelry to suit client preferences.