Vintage Rotary International Screwback Pin with Hallmark

Description

Estate find. Vintage Rotary International pin in excellent condition. Pin measures 0.295" diameter and weighs 0.3 grams (ruler for scale only and not included). Hallmark is difficult to read and may indicate solid gold or sterling but unsure and untested to avoid scratch test. Pin has silver color. Screwback missing.
Listing other estate find Masonic, Freemason, Scottish Rite, Masonry pins (see other listings). Shipping combined on multiple auctions when possible.
Please see photos as they are part of the description. If additional info or photos are needed, please let me know and I'll respond ASAP. Sold as-is, no returns accepted. Please ask any questions before bidding. Payment is required within 24 hours of close of auction. Item ships within 2 business days of payment clearing through ebay's managed payment system (I usually ship within 24 hours of payment clearing). Good luck!