In a world of relaxed dress codes and open-collar weddings, the classic dinner jacket still holds its ground. Not only does it remain a symbol of timeless sophistication, but it’s also enjoying a modern resurgence — thanks to a new generation of men who value style with purpose.

So how do you wear it well in 2025? And more importantly, how do you make it feel like you, not a costume? Here’s what every modern gent should know about this formalwear essential.

What is a dinner jacket, actually?

In British style tradition, the dinner jacket refers to what’s known in the US as a tuxedo. It’s formal evening wear, typically worn after 6pm, originally designed as a less rigid alternative to tailcoats.

A classic dinner jacket features satin or grosgrain lapels (usually peaked or shawl), matching trousers with a silk stripe down the side, and is worn with a bow tie and a crisp white dress shirt. The traditional colour is black or midnight blue, though velvet versions in jewel tones like burgundy and bottle green have become popular in recent years.

When should you wear one?

The dinner jacket is the cornerstone of a black tie event, whether that’s a winter wedding, charity ball, opera night or awards ceremony. It signals occasion and elegance, and when worn well, makes a lasting impression.

More grooms are also turning to the dinner jacket as a modern wedding day option. Compared to a morning suit or traditional three-piece, it feels sleek, sharp, and camera-ready — ideal for evening ceremonies or stylish city weddings.

Dinner jacket vs suit: why it matters

While some see suits and dinner jackets as interchangeable, the two serve different purposes. A suit is versatile and can be dressed up or down depending on fabric, colour, and accessories. A dinner jacket is more specific — it’s built for formality, ceremony, and a certain visual impact.

Where a suit says “smart”, a dinner jacket says “special”.

Modern twists on a classic style

The new wave of dinner jackets is all about subtle individuality. Think double-breasted velvet, embroidered lapels, rich textures, and even bespoke linings.

Here are a few ideas to modernise the look while keeping it appropriate:

• Swap the classic white dress shirt for one with a pleated or textured front
  
• Opt for loafers or patent Chelsea boots instead of traditional Oxfords
  
• Choose a deep-coloured velvet jacket for a winter event
  
• Personalise the interior lining or add monogram embroidery for a tailored feel
  

Just remember: moderation is key. Let the jacket do most of the talking.

Common mistakes to avoid

• Wearing a belt – Dinner jackets are made for braces or side tabs, not belts
  
• Skipping the bow tie – A long tie looks out of place in most black tie settings
  
• Too much colour – If you go bold with the jacket, keep the rest clean and classic
  
• Ill-fitting trousers – Your jacket may shine, but sloppy trousers will ruin the whole look
  

Final word

In a culture that increasingly embraces comfort and minimal effort, choosing to wear a dinner jacket is a deliberate act — of style, of presence, and of respect for the occasion. Whether it’s tailored to perfection or borrowed for the night, the way you wear it says something powerful: I’m here, I belong, and I came prepared.