The centre pearl is 3.5 mm, the next two are 3.2 mm & the outside two are 2 mm. The head is 18 mm across, 7 mm wide & it stands 4.5 mm proud of the shank. This ring weighs 3.8 grams.It is hallmarked 18 ct gold for Birmingham and bears the crown however the date letter is worn. It Dates to the late Victorian / Edwardian period. He size R (UK) 8.75 (USA) it would re size. This antique ring that is in excellent original condition. It comes in the presentation box illustrated. Get Supersized Images & Free Image Hosting. Create your brand with Auctiva's. Attention Sellers - Get Templates Image Hosting, Scheduling at Auctiva.