No smell
Neutralises the bacteria that cause body odour when you sweat.
Wrinkle-free
No more ironing: machine wash, hang and ready.
Breathable and quick-drying fabric
Fresh and comfortable all day long.
Crafted for those who move with intention, the Sébastien René 1955 Blazer blends timeless elegance with next-generation innovation. At its core lies our pioneering nanosilk outer shell — impossibly light yet resilient — forming an invisible shield against the unpredictable moods of the season. Every stitch, every seam, speaks to a legacy of craftsmanship and quiet strength. This is more than a blazer — it’s a declaration of distinction, worn by those who understand that true style is defined not just by appearance, but by purpose.
Step into a new standard of outerwear. The Sébastien René 1955 Blazer is ready when you are.
| Size | Chest (cm) | Shoulder (cm) | Sleeve (cm) |
| M | 110 | 48 | 59 |
| L | 114 | 45 | 61 |
| XL | 118 | 46.2 | 62.3 |
| XXL | 122 | 47.4 | 63.6 |
| XXXL | 126 | 48.6 | 64.9 |
If you prefer a more relaxed fit or plan to layer with heavier knits, consider sizing up.
Between sizes? Opt for the larger size and tailor down for a bespoke feel.
No smell
Neutralises the bacteria that cause body odour when you sweat.
Wrinkle-free
No more ironing: machine wash, hang and ready.
Breathable and quick-drying fabric
Fresh and comfortable all day long.
30-DAY RETURN GUARANTEE
Buy with peace of mind with our worry-free returns policy. If you're not satisfied, return your item within 30 days for a full refund or exchange.
Belmont London is inspired by the quiet elegance of Britain’s streets, where craftsmanship meets everyday style.
Designed in London and refined for modern living, our pieces blend timeless tailoring with effortless wearability.