925 Sterling Silver Mariners Medium Shackle Link Screwith Earrings with 2mm Thick (12 Gauge) Post 925 Sterling Silver Mariners Medium Shackle Link Screwith Earrings with 2mm Thick (12 Gauge) Post Image enlarged to show detail. Size and Weights APPROXIMATE! Made in the USA! Collectible Fine Real Keepsake Memento Jewelry To order with Gift Box, Select Corresponding Add On Gift Wrap Option at Checkout.