Vintage YSL vs new Saint Laurent, compared piece by piece — leather, hardware, lining, and which specific bags are worth buying in each era. Read more...

"Excellent condition" is one of the most abused phrases in resale. On one platform it means light signs of use. On another it means the bag was clearly carried for... Read more...

The Saddle isn't the only smart vintage Dior bag buy. Foundry's curation team picks 5 archive styles still priced below what they're actually worth. Read more...

How to authenticate a Gucci bag by decade — serial numbers, canvas weave, hardware, and the exact details counterfeiters get wrong. Read more...

Real 2026 pricing, authentication markers, and the safest places to buy a vintage Chanel Classic Flap — plus red flags most buyers miss. Read more...

Foundry's 2026 guide to the Louis Vuitton Neverfull: PM/MM/GM sizing, current resale prices by platform, authentication checks, and where to buy real. Read more...

Most people who know the Manolo Blahnik name know it through cultural shorthand - the stiletto as status object, the shoe as aspiration. What's less commonly understood is that the... Read more...

Shop authentic vintage Yves Saint Laurent — le Smoking suits, Mondrian-era pieces, Rive Gauche archive. Foundry's guide to eras, pricing, and authentication. Read more...

You've found a piece you love, hesitated for 24 hours, and come back to find it gone. If you shop vintage designer clothing with any regularity, that experience is familiar... Read more...

Every few weeks someone asks: "Which resale platform should I use?" And the honest answer is almost never "just one." Each of the major platforms has a different inventory, different... Read more...

Best Selling Vintage Designer Clothing | Foundry Vintage Intelligence Archive Resale Foundry Editorial Designer Resale Curated Drops Vintage Intelligence Archive Resale Foundry Editorial Designer Resale Curated Drops Vintage Intelligence Archive... Read more...