For sale here is a HUGE vintage 1960s 70s handmade bronze and rose quartz rough crystal brutalist modernist belt buckle by Carvalhu of Rio de Janeiro Brazil, and from their celebrated Copa collection. Well known for creating avantgarde designs in top quality materials and craftsmanship, this is an outstanding one of a kind example and will make an incredible statement when worn! Measures 5-1/8" across by 3-1/4", will fit up to 2" wide belt, and weighs a hefty 64.3 grams total. Original label at back as shown "Carvalhu's Made in Brazil", also a hand-etched mark at front "Copa Collection". Excellent vintage condition with just fine light wear and tarnish as shown - please view the photos, read the description, and ask all questions prior to purchase. I am open to reasonable offers from serious buyers.