Women's Suits

Skip to main content Skip to footer content

Spend and Save | Spend NT$18,400, Save NT$2,500 and Spend NT$28,500, Save NT$5,300*. SHOP WOMEN SHOP MEN T&C apply

Welcome Offer | Sign up to enjoy special offer on your first full-price purchase. SIGN UP NOW T&C apply.

New Arrivals

Back
- Women
  - Shop All New Arrivals
- Men
  - Shop All New Arrivals
- Women's New Arrivals
- Men's New Arrivals
- New Arrivals
  
  Shop Women
- New Arrivals
  
  Shop Men
Women

Back
- New + Now
- Clothing
  - View All
  - Jeans
  - Pants
  - Blazers + Jackets
  - Dresses
  - T-Shirts
  - Tops
  - Outerwear
  - Skirts
  - Suits
  - Sweaters + Cardigans
- Bestsellers
- Sale
  - Last Chance
- Washed Twill
  
  Shop Now
- Pant Guide
  
  Shop Now
Men

Back
- New + Now
- Clothing
- Accessories
  - Hats, Gloves + Scarves
- Bestsellers
- Sale
  - Last Chance
- World of Bilen
  
  Shop Now
- Pant Guide
  
  Shop Now
Online Exclusive

Back
- Women
  - View All
- Men
  - View All

Wishlist

Shop By

New Arrivals

Back
Women

Back
Men

Back
Online Exclusive

Back
- Women
  - View All
- Men
  - View All
Theories Magazine

Order Tracking
Store Locator

Clear

Sign In / Register

checkout

View my bag

Worn together or deconstructed, this season's suiting is so sharp you'll reach for it even on your days off.

Filter By

Vented Blazer in Good Wool

null ~~Price reduced from to~~ NT$ 18,300

NT$18,400+ Save NT$2,500 | NT$28,500+ Save NT$5,300*

Quick Add

Shell Top in Silk Georgette

null ~~Price reduced from to~~ NT$ 7,600

Purchase 2 Pieces to Unlock Bundle Price

Pleated Wide-Leg Pant, 30'' in Admiral Crepe

Quick Add

Pleated Wide-Leg Pant, 30'' in Admiral Crepe

null ~~Price reduced from to~~ NT$ 10,900

NT$18,400+ Save NT$2,500 | NT$28,500+ Save NT$5,300*

Quick Add

Fluid Flare Pant, 30'' in Admiral Crepe

null ~~Price reduced from to~~ NT$ 10,900

NT$18,400+ Save NT$2,500 | NT$28,500+ Save NT$5,300*

Quick Add

Staple Blazer in Admiral Crepe

null ~~Price reduced from to~~ NT$ 20,400

NT$18,400+ Save NT$2,500 | NT$28,500+ Save NT$5,300*

Quick Add

Shell Top in Silk Georgette

null ~~Price reduced from to~~ NT$ 7,600

Purchase 2 Pieces to Unlock Bundle Price

Quick Add

Pleated Wide-Leg Pant, 30'' in Admiral Crepe

null ~~Price reduced from to~~ NT$ 10,900

NT$18,400+ Save NT$2,500 | NT$28,500+ Save NT$5,300*

Quick Add

Flared Dress in Admiral Crepe

null ~~Price reduced from to~~ NT$ 14,400

NT$18,400+ Save NT$2,500 | NT$28,500+ Save NT$5,300*

Quick Add

Vented Blazer in Wool Gabardine

null ~~Price reduced from to~~ NT$ 18,300

NT$18,400+ Save NT$2,500 | NT$28,500+ Save NT$5,300*

Fluid Flare Pant, 30'' in Wool Gabardine

Quick Add

Fluid Flare Pant, 30'' in Wool Gabardine

null ~~Price reduced from to~~ NT$ 9,550

NT$18,400+ Save NT$2,500 | NT$28,500+ Save NT$5,300*

Quick Add

Fitted Shirt in Silk Georgette

null ~~Price reduced from to~~ NT$ 9,550

NT$18,400+ Save NT$2,500 | NT$28,500+ Save NT$5,300*

Quick Add

Flared Trousers in Good Wool

null ~~Price reduced from to~~ NT$ 9,150

NT$18,400+ Save NT$2,500 | NT$28,500+ Save NT$5,300*

Join our mailing list for our latest updates and enjoy 15% off your first full price order. Learn more about our privacy policy here.

forms.newsletter.successresult

Customer Care

My Account
Track My Order
Returns & Exchanges
Shipping & Payments
Size Chart & Alterations
FAQs

About Us

About Us
Stores

Mon-Fri: 9am-6pm GMT (excluding holidays)
Email

Site Map

Exclusions

Customer Care

My Account
Track My Order
Returns & Exchanges
Shipping & Payments
Size & Alterations
FAQs

About Us

About Us
Stores

Contact Us

Mon-Fri: 9am-6pm GMT (excluding holidays)
Email

Legal

Terms of Use
Privacy Policy
Exclusions

Site Map

Exclusions

WELCOME OFFER
(1) Promotional Period: From April 1, 2024 until further notice. (2) Eligibility: Customers who successfully subscribe to Theory Newsletters during the Promotional Period (“Eligible Customers”). (3) Designated Store in respect of this Promotion: The new Theory Online Store at hk.theory.com, tw.theory.com, sg.theory.com and au.theory.com (collectively “Theory Online Stores”). (4) How to enjoy this Promotion: Eligible Customers can enjoy 15% off on regular-priced products at Theory Online Stores (subject to the Excluded Products as defined below) (the “Discount”) by entering the promotional code at checkout. The promotional code would be sent, via email, to Eligible Customers upon successful newsletter registration. (5) General Terms and Conditions: The Discount only applies to the first order placed by Eligible Customers on Theory Online Stores. The Discount does not apply to the purchase of Theory Project products, Bundles and permanent/core items (the “Excluded Products”). The Discount cannot be used in conjunction with any other discounts, promotional offers and coupons (including but not limited to Theory VIP discounts/Theory VIP Birthday discounts, Credit Card Year-Round Discount and Theory CRM Coupons). The Discount cannot be transferred nor exchanged for cash or any other gifts or coupons. No exchange or return would be provided for products purchased with the Discount under this promotion. Theory reserves the right to amend these Terms and conditions without prior notice. Theory reserves the right of final decision in case of any dispute.

BUNDLE PROMOTION
(1) Promotional Period: The Promotional Period is from 1 July, 2025 until further notice. (2) Designated Store in respect of this Promotion: Theory Online Store at hk.theory.com, tw.theory.com, sg.theory.com and au.theory.com (collectively “Theory Online Stores”). (3) How to enjoy this Promotion: During the Promotional Period, all customers can enjoy an additional discount upon purchasing, as the case maybe, 2 or 3 items of the same style (as may be designated by Theory from time to time) in any size or color (collectively the “Designated Items”) in one single transaction at Theory Online Stores (collectively the “Discount”). The Designated items, and the number of Designated Items required to be purchased to unlock the Discount, will be specifically marked on Theory Online Stores. Customers are required to add the Designated Items into bag to unlock the amount of the Discount. The Discount will automatically apply at checkout. (4) General Terms and Conditions: The Discount cannot be used in conjunction with any other discounts, promotional offers and coupons (including but not limited to Theory VIP discounts/Theory VIP Birthday discounts, Credit Card Year-Round Discount and Theory CRM Coupons). The Discount cannot be transferred nor exchanged for cash or any other gifts or coupons. No exchange or return would be provided for products purchased with the Discount under this promotion. Theory reserves the right to amend these Terms and conditions without prior notice. Theory reserves the right of final decision in case of any dispute.

GOLDEN WEEK PROMOTION
(1) Promotional Period: The Promotional Period is from 27 April, 2026 to 5 May, 2026 (both days inclusive). (2) Designated Store in respect of this Promotion: Theory Online Store at hk.theory.com, tw.theory.com, sg.theory.com and au.theory.com (collectively “Theory Online Stores”). (3) How to enjoy this Promotion: During the Promotional Period, all customers can enjoy the following discounts (collectively the “Discount”) upon meeting the following designated spending threshold in one single transaction at Theory Online Stores: (1) NT$2,500 off upon a single net spending of NT$18,400 on any designated full-priced products (collectively the “Designated Products”); and (2) NT$5,300 off upon a single net spending of NT$28,500 on any Designated Product. The Discount will automatically apply at checkout. (4) General Terms and Conditions: The Discount applies to the Designated Products only. The Discount cannot be used in conjunction with any other discounts, promotional offers and coupons (including but not limited to Theory VIP discounts/Theory VIP Birthday discounts, Credit Card Year-Round Discount and Theory CRM Coupons). The Discount cannot be transferred nor exchanged for cash or any other gifts or coupons. No exchange or return would be provided for products purchased with the Discount under this promotion. Theory reserves the right to amend these Terms and conditions without prior notice. Theory reserves the right of final decision in case of any dispute.