Round 3 of Kourtney Kardashian's Right-on-Trend Maternity Style

Kourtney Kardashian is expecting baby number three, and at this point, the mom-to-be has her signature maternity style down to a science. Throughout all three pregnancies, Kourtney has stayed true to her trendsetting ways, keeping things glam on the red carpet with dramatic monochromatic ensembles and dresses that showcase her evolving figure. On the street, she's been all about minidresses, layering, and, of course, her best accessories: Mason and Penelope. Join us for a look at Kourtney's best maternity moments thus far.

Basic Black
Getty | Jason Merritt

Basic Black

A demure choice for the usually daring mom-to-be, Kourtney wore a chic LBD with a mesh overlay and booties for a Hollywood art gallery opening.

Bohemian Babe
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Bohemian Babe

Kourtney dared to bare a little leg in this tunic-style embroidered minidress. Her suede booties and hat took the warm-weather look into early Fall in style.

Casual Cool
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Casual Cool

Kourtney paired a fitted gray minidress with a plaid button-down and booties for an easy off-duty look.

Bell-Bottom Blues
Getty | Paul Zimmerman

Bell-Bottom Blues

Kourtney took a major fashion risk in her low-cut, boot-leg crocheted jumpsuit at an event in the Hamptons for Women's Health magazine.

More Crocheted Cool
Getty | Bauer-Griffin

More Crocheted Cool

Kourtney paired another crocheted look with a purple hat, big gold earrings, and an oversize Prada tote.

Tone-on-Tone
Getty | Bauer-Griffin

Tone-on-Tone

Silvery metallic short shorts paired with a billowy silk top give a chic edge to running errands in LA.

Baby in Black
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Baby in Black

Kourtney pulled out one of her favorite pregnancy styling tricks for this look — a snug minidress topped off with an open overcoat.

One-Piece Wonder
Getty | Kevin Mazur

One-Piece Wonder

Early on in her third pregnancy, Kourtney sported a floral-print jumpsuit at an Operation Shower event with her sisters.

Blush Babe
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Blush Babe

For another successful study in monochromatic dressing, Kourtney layered a silky blush blouse with a coordinating skirt in NYC this past Summer.

A Little Leopard
Getty | Raymond Hall

A Little Leopard

The mom-to-be took a walk on the wild side in her leopard-print minidress and black coat.

Guilty Pleasures

Guilty Pleasures

Kourtney shared this snap with almost-2-year-old Penelope from her sister Kim's recent pre-wedding extravaganza in Paris. Her chic fedora was the perfect topper for the face of pure indulgence! Source: Instagram user kourtneykardash

Neon Brights
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Neon Brights

While she was pregnant with baby Penelope, Kourtney attended the E! Upfronts in New York City wearing a simple-chic black Gomez-Gracia dress and neon accessories, including Alexander McQueen shoes and a DIY necklace.

E! Promo Pics

E! Promo Pics

For the promo photos for a new season of Keeping Up With the Kardashians, Kourtney wore a bump-hugging printed minidress. Source: E! Online

Goddess Gown
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Goddess Gown

For boyfriend Scott Disick's restaurant opening, Kourtney wore a comfy but chic T-bags dress and a Bottega Veneta clutch. Her earrings were from her very own Kardashian Kollection.

Shoulder Pop
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Shoulder Pop

For a taping of Rachael Ray in New York, Kourtney wore a Cynthia Vincent dress over Mason leather leggings with Christian Louboutin pumps.

Lady in Red
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Lady in Red

In NYC while pregnant with Penelope, Kourtney wore a ladylike Pinkyotto dress, Christian Louboutin pumps, and a Celine bag.

Boho Brood
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Boho Brood

While shopping in NYC with Khloe and Lamar Odom, Kourtney wore a boho Tt Collection top, Alice + Olivia leggings, Chanel boots, and a Celine bag.

Oscar-Ready
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Oscar-Ready

Kourtney wore a white and gold Raoul gown to Elton John's 2012 Oscars viewing party.

Ruffled Up
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Ruffled Up

For an event in Hollywood, Kourtney went old-school with a vintage Janey Lopaty dress, vintage clutch, and brand-new Christian Louboutin pumps.

Modern Vintage
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Modern Vintage

While pregnant with Penelope, Kourtney was spotted wearing a Kardashian Kollection top, Donna Karan leggings, Jimmy Choo boots, her dad's vintage bolo tie, a vintage fringe bag, and a Hat Attack hat.