SET OF TWO PINS (WIESE) - 18K yellow gold. This pin holds a drawing of an ichthyocentaur, also called "centaur of the seas", holding a trident in his hands, in a vegetal decoration. This pin signed Wièse is dated February 9, 1897. Original case, signed. Stem length : 8 cm. Head diameter : 1.5 cm. Weight pin: 4.61 gr. - Yellow gold and enamel. This pin retains the design of an insect, probably that of a fly, in an enamel decoration. The stem has grooves. The second one has a drawing of an insect. Mounted in 18K yellow gold. Stem length : 7.5 cm Head size : 1.6 x 1.4 cm. Pin weight : 2.19 gr. Gross weight : 6.8 gr. A set of two yellow gold pins.