Who says there's a single justification? And how would you carry a gold bar about on your person? Part of the security of gold jewelry is arguably that you wi

Who says there's a single justification? And how would you carry a gold bar about on your person? Part of the security of gold jewelry is arguably that you will have it with you in an emergency, or if you have to flee quickly. The gold bars sitting in your vault will be much harder to access quickly.