Which ancient civilization first used formal 'brand seals' on products to guarantee quality and origin, creating one of the earliest known retail brand management systems?

Before modern branding, ancient civilizations had sophisticated methods for distinguishing goods and establishing merchant reputations in marketplaces from Rome to Mesopotamia. Quality marks, shop signs, and distinctive packaging helped ancient merchants build customer trust and loyalty. How well do you know these early brand management techniques that laid the groundwork for today's retail branding practices?

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Ancient Egypt, with pharaonic seals on pottery and textiles indicating royal workshop production
Mesopotamia, with cylinder seals used by merchants to mark goods with their personal or workshop identity
Ancient Greece, with amphora stamps indicating the origin of olive oil and wine
Roman Empire, with maker's marks (sigillum) on ceramics, glass, and metal goods