Guilloché Enamel and Mother-of-Pearl Continental BoxesContinental, late 19th-early 20th century. Two small boxes, including one sterling circular box with guilloché blue and white enamel design, marked STERLING GERMANY on interior of lid, and one sterling overlay and mother-of-pearl box with miniature portrait on lid, marked STERLING on underside; enamel box ht. 0.75, dia. 3 in.