What are the different categories of bespoke suits?

　　What types of suits are there? In the entertainment industry, men often opt for suits that look particularly sharp, while office workers tend to choose more formal, stylish options. But does wearing a suit to work make you appear too casual or frivolous?

　　Classified by occasion of wear

　　In terms of occasions, suits can be divided into formal and casual styles. Formal suits, in turn, include the morning coat (also known as the day suit, worn during the day for everyday occasions), the dinner jacket (also called the evening suit, worn in the evening), and the tailcoat. Formal attire requires that the fabric be woolen and entirely black; it must be paired with black leather shoes, black socks, a white shirt, and a black bow tie. Casual suits are further categorized into casual wear and dressy casual. Most people typically opt for dressy casual. Dressy casual is usually dark-colored and made of wool (with at least 70% wool content), with both the top and bottom pieces in the same color and fabric, and crafted to a high standard.

　　Classified by the number of pieces, suits are divided into single‑piece suits, two‑piece suits, and three‑piece suits. In formal business settings, gentlemen in the corporate world…

　　The suit worn should be a formal three-piece ensemble; for high‑level business engagements, a three‑piece suit is preferable. For casual occasions, a single‑piece blazer—meaning a jacket not paired with trousers—is appropriate. A versatile, casually styled suit refers to a coordinated set of jacket and trousers, with matching fabric, color, and design that complement one another. Typically, suits come in two‑piece or three‑piece configurations: the two‑piece includes a jacket and trousers, while the three‑piece adds a waistcoat. Traditionally, a three‑piece suit is considered more formal than a two‑piece. It is often chosen for sophisticated, international events. When wearing a single‑breasted suit, opt for a narrower belt; for a double‑breasted suit, a slightly wider belt is more suitable. By the 21st century, women’s three‑piece ensembles had evolved to comprise a jacket, waistcoat, and skirt, and as seasonal distinctions have become less pronounced, shorts have frequently taken the place of long trousers.

　　Classified by the button arrangement of suit jackets

　　Based on the arrangement of buttons on the suit jacket, suits are categorized into single-breasted and double-breasted styles. Single-breasted jackets typically come in three button configurations: one button, two buttons, or three buttons. Single-breasted jackets with one or three buttons tend to look more fashionable, while those with two buttons appear slightly more formal. The most common single-breasted men’s suit style features two buttons, a notched lapel, a high peak, and rounded hemlines. Double-breasted jackets usually have three button arrangements: two buttons, four buttons, or six buttons. Double-breasted jackets with two or six buttons are considered trendy, whereas those with four buttons exude a more traditional aesthetic. The standard double-breasted suit for men is characterized by six buttons, a peaked lapel, and squared-off hemlines. As for the back vent, suits may have a single vent, a double vent, or no vent at all. For single-breasted suits, any of these options is acceptable, while double-breasted suits can only be fitted with either a double vent or no vent.

　　Classified by style

　　The so‑called “fit” refers to the suit’s external silhouette. Strictly speaking, there are four basic suit fits:

　　The first style of European‑cut suit—the European suit—is actually popular across continental Europe, particularly in Italy and France. Collectively, these are all referred to as European‑style suits. The most iconic brands include Zegna, Armani, and Ferré. The defining silhouette of a European suit is an inverted trapezoid: broad shoulders tapering toward a cinched waist—perfectly suited to the tall, robust physiques of European men. When choosing such a suit, it’s wise to think carefully, as many people don’t naturally have sufficiently broad shoulders. Double-breasted styling, a fitted waist, and pronounced shoulder width are also hallmarks of the European cut.

　　The second style is the English‑style suit. It’s a variation of the European cut. It features a single-breasted design, but with a narrower, more elongated lapel—reflecting the influence of the Anglo‑Saxon ethnic group. Because people of Anglo‑Saxon descent tend to have longer facial shapes, their suit lapels are both broader and more streamlined. English‑style suits typically sport three buttons, and their overall silhouette follows an inverted‑trapezoid shape. Black takes precedence—black takes precedence.

　　The third style is the American suit. This is the U.S. version of the suit, characterized by an O‑shaped silhouette—loose and roomy, ideal for casual occasions. As a result, American suits are often single‑piece designs, typically in a relaxed, casual aesthetic. The hallmark of American attire can be summed up in four words: “wide shirts, baggy pants,” emphasizing comfort and ease—qualities that define the American sartorial ethos.

　　The fourth style is the Japanese suit. The basic silhouette of a Japanese suit is H‑shaped, making it well‑suited to Asian men’s physiques—neither broad‑shouldered nor sharply cinched at the waist. Typically, it features a single-breasted design and no back vent.

　　In addition, suits come in various collar styles, including the flat collar, peak lapel, and notch lapel.

　　The British fit makes the chest appear more lifted.

　　The United Kingdom is the traditional birthplace of the tailored suit. Its three-dimensional shoulder lines and dramatically narrow, cinched waist create a flattering silhouette, lending the wearer a poised, upright chest. Moreover, many contemporary slim-fit suits today are rooted in this classic style, using clean, crisp lines to accentuate the body’s contours and convey a sense of strength and precision. As a result, British suits exude an air of timeless elegance and meticulous refinement.

　　The Italian fit is more tailored and gentlemanly.

　　The free‑spirited, romantic Italian suit features a narrower shoulder line than its British counterpart, with three‑dimensional sleeves crafted using pleating techniques that accentuate the arm’s graceful curves. Meanwhile, the elongated, tapered hem highlights the waist, lending the wearer an elegantly poised and dashing silhouette. Traditional Italian craftsmanship gives the chest a more sculpted, three‑dimensional profile, while the pockets are finished with the same bound‑edge detailing found on evening jackets and tailcoats, elevating the suit’s refined elegance. Even the most common overlapping cuff buttons—often called “kiss buttons”—exude understated sophistication. That’s why Qichi Blue Bespoke Tailoring reminds you: Italian suits emphasize the waistline, and their slightly longer hem is particularly flattering for taller, more robust men; even those with a bit of a belly can look effortlessly polished. If you’re looking to have a stylish, romantically inspired Italian suit custom‑made, come visit us—we’d be delighted to help.

　　The U.S. sizing is suitable for older adults who are larger or fuller-figured.

　　American‑style suits tend to be more casual and relaxed, with an overall silhouette that’s roughly O‑shaped and naturally sloping shoulders. They either forgo shoulder pads altogether or use only very thin ones, resulting in a gently curved, dropped shoulder line that looks more natural and approachable. However, American suits typically feature a higher button placement and are better suited to older Asian men or older, broader‑built gentlemen; young white‑collar professionals and career‑oriented elites in China generally don’t opt for custom‑made American‑style suits.

　　The shorter jacket length of Japanese‑style suits can slightly diminish their overall presence. Many people believe that Japanese‑cut suits are the best fit for Chinese men’s physiques, but the suit brand Qishilán disagrees, pointing out that this isn’t necessarily true. Japanese suits are characterized by shorter jackets, a generally H‑shaped silhouette, relatively narrow shoulders, single‑breasted closures, and no back vent. Moreover, given that many Chinese individuals differ from Japanese in body proportions and dressing habits, unless one is exceptionally short, an overly short jacket simply doesn’t suit most Chinese wearers and fails to create a crisp, upright appearance when worn.