This authentic vintage 10K yellow gold Phillips 66 service award lapel pin is a highly collectible piece of petroliana history crafted by the renowned Robbins Company. Measuring a delicate yet highly detailed 11.2 mm by 9.6 mm and weighing 1.14 grams without a nut, the front of the shield-shaped pin features bold black enamel accents, the classic script "Phillips 66" logo, and a single star at the top, signifying a 10-year service milestone. The reverse side is clearly stamped with the "10K" Gold hallmark alongside the signature Robbins maker's mark and is fitted with a durable, vintage-style threaded screw-back post. Showing beautiful natural age and patina, this solid gold piece is the perfect addition for oil company memorabilia collectors, historic insignia enthusiasts, or vintage jewelry aficionados alike.
