“William and Catherine in Seven For All Mankind exude a natural, effortless off-duty California style with premium denim as the foundation.” — Michele Manz creative director for Seven for All Mankind
“The sea blue color of this bandeau top and hipster bottom bikini from my cruise 2012 collection reminded me of Kate’s engagement dress and ring.” — Rod Beattie of Bleu Rod Beattie
“Both the cloche for Kate at $70 and the classic fedora for William at $70 are 100 percent wool for the harsh British winters.” — Anna Delis, designer of Goorin Bros.
“We wanted to keep it light and breezy for summer by using chambray fabric for both pants, which will keep the royal newlyweds cool and casual for their visit to the West Coast.” — David Lim, designer of Kasil Workshop
“I select my off-the-shoulder jersey bodice gown with an origami silk satin-faced organza skirt with a crystal baguette-encrusted jewel belt in a gorgeous shade of raspberry. This look is perfect for royalty walking the red carpet.” — Kevan Hall
The prince’s California beach style must include O’Neill board shorts and walk shorts. — O’Neill
“With these shades, the couple will fit right in to the culture and enjoy the L.A. sun.” — Larry Leight, founder and creative director of Oliver Peoples
Kate should wear pieces from my Hey Sailor collection as it’s the perfect jewelry for a nautical summertime look.” — Tarina Tarantino
“We thought a relaxed strapless jumpsuit in royal blue would be great on her for a California evening and chose an easy yet beautiful tiered dress for day, with her favorite V-neck and a refined tea length.” — Max and Lubov Azria of BCBG Max Azria
“I think she should be wearing my silk and cotton sateen dress from resort. It is inspired by the kind of dress an English woman would wear to a garden party.” — Gregory Parkinson
“Her trip is the perfect excuse to throw a pair of cotton trousers, a soft linen jacket and a classic yet evocative silk blouse. The look reflects the balance of old Santa Barbara Style mixed with a new Los Feliz/Silver Lake chic.” — Juan Carlos Obando
“The sweater-over-evening-skirt look is key for us — it adds an insouciant touch to a dressy ensemble. Shown here topped with a peak-lapel blazer, it is a perfect match for Kate’s approachable sense of style.” — Jenni Kayne
“At first glance, this look appears to be a dress, but it is actually two pieces — a maxiskirt and white blouse tucked in…beyond! It’s glamorous, Boho and sexy without being too revealing. Perfect for a beach party in Malibu. — Rachel Zoe
“I like the weird things people don’t go to [like] the bat cave in ‘Batman’ [or] a hike in Malibu where they filmed ‘MASH’ and ‘Planet of the Apes.’” — Shamim Momin, curator of Los Angeles Nomadic Division
“Steve Ross’ Maha Yoga class. It’s a full-on L.A. experience: BlackBerrys on the floor, everybody is beautiful and perfect.” — Crystal Lourd
“Bottega Louie for lunch, then go over to the MOCA Geffen for the street art exhibit.” — Elizabeth Wiatt
“Go to El Coyote.” — Cameron Silver, owner of vintage store Decades
“I think dinner at Mr. Chow and walk down Rodeo Drive is a must.” — Jackie Collins
“Kate strolls Abbot Kinney in Venice in a slouchy doublebreasted blazer over an acid pastel Deco Palm print bikini top, and a grosgrain-tied paperbag waist short to show off her incredibly slender waistline.” — Trina Turk
Vans’ Beach Bungalo’s straw bag.
Vans’ classic canvas summer shoe.
“I’m a terrible tour guide. They should hang out in my living room. That’s where I like to hang out.” — Ryan Reynolds