Which ancient civilization was the first to use standardized merchant seals as an early form of brand recognition for their products?

Before modern logos and brand identities, ancient civilizations developed their own methods of commercial recognition. Merchants, artisans, and traders needed ways to distinguish their products in bustling marketplaces from Mesopotamia to Rome. This trivia explores how ancient civilizations approached what we now call 'brand recognition' and the earliest forms of commercial identification that helped establish trust between producers and consumers across the ancient world.

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Ancient Egypt, with cartouche-style seals denoting royal workshops
Mesopotamia, with cylinder seals used by merchants to mark authentic goods
Ancient Greece, with amphora maker's marks identifying wine producers
Ancient Rome, with 'sigillum' stamps guaranteeing quality of traded goods