San Marco 18k Yellow Gold 15mm Wide Macaroni Link Bracelet – LIQUIDATION. This San Marco design bracelet is crafted from 18k yellow gold with alternating sandgrain textured and polished finish large 15mm wide macaroni links. The bracelet comes with slide clasp and has double latch for added security. It is hallmark 750 on the clasp. Material: 18k yellow gold Measurement: 8″ long x 0.60″ wide x 0.50 high Weight: 102 grams Stock# 4675. Get images that make Supersized seem small. Showcase your items with Auctiva’s. Track Page Views With.