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    The Sei

    The Sei is a Los Angeles-based luxury ready-to-wear brand, founded in 2020, known for its polished, classic designs mixed with seductive and feminine silhouettes, designed for women, by women.

    Shop The Sei secondhand

    The Sei - Piallette Sequin Cami Dress
    $990$585
    New With Tags
    The Sei Women's Dress - Green - 4
    $322.44
    New With Tags · Size 4
    The Sei Asymmetrical Gathered Wrap Dress 4
    $600$195
    New Without Tags · Size 4
    Nwt The Sei Paillette Sequin Embellished One Shoulder Maxi Gown Dress Rose Gold
    $1415$659
    New With Tags · Size 2
    New The Sei Wide Leg Silk Trousers In Hunter Green
    $584$335
    New With Tags · Size 8
    The Sei Twist Front Bandeau Top
    $368$115
    New With Tags · Size 2
    The Sei Asymmetrical Bandeau Silk One Shoulder Mint Green Maxi Gown Size 4
    $1242$376
    New With Tags · Size 4
    The Sei Hot Pink 3 Strap Strappy Cut Out Asymmetrical Tank Top Nwt Medium
    $288$188
    New With Tags · Size M
    The Sei X Revolve Asymmetrical Draped Mini Silk Charmeuse Dress Sz 0 In Plum
    $736$468
    New With Tags · Size 0
    The Sei Silk Strappy Knotted One-Shoulder Side-Slit Gown Dress Nwt $989
    $989$199
    New With Tags · Size 0
    The Sei Silk Strappy Knotted One-Shoulder Side-Slit Gown Dress Nwt $989
    $989$199
    New With Tags · Size Various
    The Sei $1127 Nwt Silk Halter Cowl Gown Size 0 In Lavender
    $299
    New With Tags · Size 0
    Nwt The Sei Cropped Blazer Size 0
    $600$207
    New With Tags · Size 0
    Nwt The Sei One Shoulder Cutout Maxi Gown Dress Purple Size 0 $1173
    $1173$399
    New With Tags · Size 0
    The Sei Nwt Kiwi Green Side Ruched Mini Skirt Size 6
    $400$98
    New With Tags · Size 6
    The Sei 100% Silk Trousers Nwt
    $587$250
    New With Tags · Size 2
    The Sei 100% Silk One Shoulder Top Nwt
    $125
    New With Tags · Size 0
    Nwt The Sei Relaxed Wide Leg Trouser In “Cocoa” Brown
    $200
    New With Tags · Size Various
    Sei Bi-Aaf Skirt Trousers Capri Womens L Xl Large Red Wide Leg Made In Spain Nwt
    $139
    New With Tags · Size L
    The Sei Twist Front Cami Crop Top Camel Tan Spaghetti Strap Zip Back
    $37
    New With Tags · Size 4
    The Sei Barbie Pink Micro Mini Skirt Size 2 Silk Ruched Cocktail Designer $500
    $495$98
    New With Tags · Size 2
    The Sei Double Breasted Blazer In Lavendar Nwt Size 0
    $275
    New With Tags · Size 0
    High-Waist Wide-Leg Trousers In Camel
    $125
    New Without Tags · Size 8
    The Sei Burgundy 100% Silk Wide Leg Trousers
    $125
    New Without Tags · Size 10
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