The Victorian Era Late Victorian (1880s–1901)
Department-Store Ready-Mades
By the century's final decades, department stores began offering standardized ready-made garments alongside made-to-measure dressmaking - a real counterweight to the bespoke model that had defined most of the era.
This is where the "dressmaker vs. designer" story starts picking up a third thread - ready-made clothing didn't replace the dressmaker overnight, but it introduced real competition and a genuinely different way of shopping for fashionable dress.
Standardized sizing is really the crux of the whole story, and it's fair to say it didn't work especially well at first. There was no shared industry sizing standard in this period - the closest thing to one emerged out of American Civil War-era military tailoring, where the Union Army's need to clothe enormous numbers of soldiers quickly forced the collection of body-measurement data at real scale for the first time, which later got adapted, loosely, into civilian menswear sizing. Womenswear had nothing comparable to draw on, and department stores selling ready-made dresses in this period generally offered a small handful of standard sizes based on bust measurement alone, with only rough allowances for height or figure variation. Fit, by modern standards, was often approximate - a ready-made purchase frequently still needed a local dressmaker or the buyer herself to take it in, let a hem down, or otherwise adjust it before it actually fit properly.
That imperfection is part of why the dressmaker didn't simply disappear once ready-mades arrived - the two models coexisted, with alterations work becoming its own small trade alongside made-to-measure commissions. What ready-mades did change was who could access fashionable dress at all: a woman without the budget for a dressmaker's full attention, or without one nearby, could now walk into a department store and walk out same-day with something wearable, even if the fit wasn't perfect. That's a real democratization of fashionable dress, arriving right at the end of the Victorian era, and it's the direct ancestor of the entirely ready-to-wear model that eventually takes over completely - a shift that's still underway, not finished, by the time the era closes in 1901.