¹⁸ The wall was made of diamond and the city of pure gold resembling pure glass.

¹⁹ The foundations of the city wall were decorated with all kinds of precious stones — the first foundation stone was diamond, the second sapphire, the third chalcedony, the fourth emerald,

²¹ The twelve gates were twelve pearls, with each gate made of a single pearl. The city’s main street was pure gold, transparent as glass.