Offset bar diamond ring from Kimberly Mcdonald. Kimberly McDonald's exquisitely crafted jewellery focuses on melding the raw and the fine - taking the unprocessed natural beauty of geodes and turning them into elegant accessories. This 18k yellow gold ring is no exception, showcasing an 'offset bar' comprised of six differently cut white diamonds. Designed to sit on one finger and rest across the next, this unique piece is extremely eye-catching.