FLAT LINK COLLECTION: The SHAY Solid Gold Flat Essential Link Necklace. Details: 18K Gold Closure: Lobster Clasp Adjustable Length: 14.5 - 16in Width: 9-10mm Natural, untreated gemstones CONTACT us to further customize Product Number: SN429 All products are made to order within 4 - 6 weeks. All GBP & EUR pricing includes duties & taxes. We offer complimentary International shipping and 2 day shipping within the US. For estimated delivery lead times, please see our shipping guide in the footer. LIVE CHAT with one of our team now if you have further questions or require an urgent delivery. All of our stones are natural and untreated which may result in slight variances in color, shape, and size resulting in beautiful one of a kind gems.