6mm 3.2 to 3.6 grams. FAMILY OWNED AND RUN BUSINESS. The item "9ct White Gold Wedding Rings D-Shaped Band Fully Hallmarked Half sizes Also" is in sale since Tuesday, October 1, 2013. This item is in the category "Jewellery & Watches\Fine Jewellery\Fine Rings\Precious Metal without Stones".The seller is "get-your-roks" and is located in sutton coldfield, West Midlands. This item can be shipped worldwide.