Following are a number of back-translations of Revelation 21:20:

• Uma: “The fifth a striped white and reddish stone called unam stone. The sixth a dark red [lit., burnt red] stone called sardisstone. The seventh a shiny stone yellow like gold that is called ratna cempaka stone. The eighth stone is green/blue like the egg of a jikura’ bird, called beril stone. The ninth a bright yellow transparent stone called krisolitstone. The tenth a stone that is green/blue like the top of the banana-tree that has just opened, called krisopras stone. The eleventh is a stone that is grayish like the sky called lazuardi stone. [NOTE: Umas call the color of the sky gray, not blue/green], And the twelfth is a stone that is transparent and purple,called kecubung stone.” (Source: Uma Back Translation)
• Yakan: “the fifth one an orange precious-stone, the sixth one a red precious-stone, the seventh one a yellow precious-stone, the eighth one a green precious-stone with a pattern, the ninth one a bright yellow precious-stone, the tenth one a greenish-yellow precious-stone, the eleventh one a deep blue precious-stone and the twelfth one a really purple precious-stone.” (Source: Yakan Back Translation)
• Western Bukidnon Manobo: “the fifth was sardonyx, the sixth was carnelian, the seventh was chrysolite, the eighth was beryl, the ninth was topaz, the tenth was chrysoprase, the eleventh was jacinth, and the twelfth was amethyst.” (Source: Western Bukidnon Manobo Back Translation)
• Kankanaey: “the fifth sardonika, the sixth karnelia, the seventh krisolito, the eighth berilo, the ninth topasio, the tenth krisoprasio, the eleventh hasinto, and the twelfth amatista.” (Source: Kankanaey Back Translation)
• Tagbanwa: “onise was the fifth, the sixth kornalina, krisolito was the seventh, berilo was the eighth, the nineth topasyo, krisopraso was the tenth. The eleventh was hasinto, and amatista was the twelfth.” (Source: Tagbanwa Back Translation)
• Tenango Otomi: “The fifth stone was a mixed stone mixed with white called onyx. The sixth stone was a red stone called carnelian. The seventh stone was yellow stone called quartz. The eighth stone was a green stone called beryl. The ninth stone was a yellow stone called topaz. The tenth stone was a greenish stone called chalcedony. The eleventh stone was a blue stone called turquoise. The twelfth stone was a purple stone called amethyst.” (Source: Tenango Otomi Back Translation)