A boxed set of 6 silver gilt guilloche enamel shirt studs or buttons intended for use with a waistcoat or dress shirt. The buttons are marked 930s (A silver grade of slightly higher purity than 925 - sterling silver), they are also marked with Marius Hammer's maker's mark. The box is lined with velvet and silk.

There is some wear to the gilt, otherwise in good condition with no damage to the enamel.

The buttons are 1.5 cms (5/8 of an inch) in diameter.