Alexis bittar’s iconic Ribbon cuff conjures up visions of Gehry’s Guggenheim Bilbao. $295, Alexis Bittar San Francisco, 415-567-5113, alexisbittar.com.
The Natural Split knuckle ring in solid bronze from lauded architecture firm marmol radziner evokes soaring high-rises. $375, Marmol Radziner SF, 415-872-5107, marmolradzinerjewelry.com
This dimensional pair of brass Cube earrings is part of pico designs’s Little Architecture Collection. $88, Rare Device, 415-863-3969, raredevice.net, picomeanslittle.com.
Reed krakoff’s structural T-Bar cuff recasts industrial elements like hardware and mesh in gold vermeil and brass. $1,390, Saks Fifth Avenue, 415-986-4300, saks.com, reedkrakoff.com.
Roberto Coin’s Pois Moi ring is positively riveting in 18k gold. $980, Shreve & Co., 415-421-2600, shreve.com.