Pennin Jewelry, established in 2015, roots its legacy in over 40 years of expertise in the gemstone industry. Originating from a family business involved in trading Siam rubies since 1977, they transitioned from raw stone extraction to crafting exquisite jewelry. Located in Chanthaburi, the global gemstone hub, Pennin specializes in Black Spinel, combining traditional craftsmanship with modern aesthetics. Their collection features not only stunning black spinel pieces but also rare Thai gemstones such as Siam rubies, sapphires, and topazes, meticulously crafted by local artisans.

Pennin offers custom-made jewelry in either high-quality 92.5% sterling silver or gold, adhering to jewelry standards with gold content ranging from 90% upwards. The brand prides itself on delivering beautiful, contemporary designs suited for all genders and ages, ensuring that each piece reflects the rich heritage of Thai craftsmanship. Customers can visit their shop at the Cathedral of the Immaculate Conception in Chanthaburi or connect online for purchases and inquiries. Explore the elegance of genuine gemstones and bespoke jewelry at Pennin Jewelry.