וָאֶשָּׂ֤א אֶת־עֵינַי֙ וָאֵ֔רֶא וְהִנֵּ֥ה אִישׁ־אֶחָ֖ד לָב֣וּשׁ בַּדִּ֑ים וּמָתְנָ֥יו חֲגֻרִ֖ים בְּכֶ֥תֶם אוּפָֽז׃
我舉目觀看，看哪，有一個人身穿細麻衣，腰間束著精金的帶子。
Rashi
with a girdle of gold studded with jewels Heb. בְּכֶתֶם אוּפָז, with a girdle of a cluster of pearls. Every [instance of] כֶּתֶם is an expression of a cluster of gold and precious stones.