Silver Pillboxes Oval Round Octagon Rectangular. Beautifully finished sterling silver pillboxes in various shapes. Available in Oval, Ogtagon Equal sides, Oblong, Octagon. All sterling silver pill boxes weigh approx. 49 grams. The sizes are as follows: Oval 44 x 35mm, Octagon equal sides 33 x 33mm, Oblong 45 x 26mm, Octagon 40 x 30 mm. Each silver Pillbox has a hinged lid and is fully hallmarked. Finished to a very high quality and presented in a gift box.