Labrador Retriever Measurements : Marks : Length: 4.9in. / 12.44cm. Width: 2.1in. / 5.33cm. Height: 4.8in. / 12.19cm. 1 inch = 2.54cm 925 for sterling silver. Weight : 192.86gr. / 6.2oz. 1 troy oz. = 31.1 gr.