Short answer
The classic directions: the timeless navy or grey two-piece, the black-tie tuxedo, the regional statement (morning dress, national formal), and the quiet-luxury textured suit in seasonal cloth. The right one is decided by venue, light, photographs and the marriage’s register of formality — not by fashion.
The timeless two-piece
Navy or mid-grey, cut to your pattern: the choice that photographs beautifully at every anniversary for thirty years. It suits city churches, register offices and vineyard terraces alike, and it becomes the working suit afterwards — the wardrobe argument alone justifies it for many grooms.
The tuxedo evening
For six-o’clock-and-after weddings, the dinner suit is the correct register — see morning suit vs tuxedo for the boundary. Peak lapel, one button, midnight blue if you dare. A tuxedo commission also earns its place as a lifetime garment: black tie invitations compound with age.
The statement and the quiet option
Morning dress or regional formal for the traditionally formal ceremony; textured seasonal cloth — flannel, fresco by season — for the quiet-luxury register that photographs softly and ages into country-wear. The fitting conversation decides with swatches and your venue’s light; bring photographs of the venue and the dress fabric.
Planning a real wedding? The house fits grooms and their parties across Europe on the proposed 2027 programme — bring the date and the venue photographs to the first fitting, and the calendar is planned backwards from the day.