Prince William presented Middleton with his mother's blue sapphire and diamond engagement ring.
威廉王子给米德尔顿的订婚礼物是一只钻石戒指和他母亲的蓝色萨菲尔钻石。
William even proposed with the 18-carat diamond and sapphire ring that had belonged to his mother.
威廉王子甚至带着属于他母亲的18克拉钻戒向她求婚。
"In the past year, the retro look in diamonds has been very popular," says Eve Goldberg, co-owner of William Goldberg diamond Corporation, which produced the custom-designed ring.
在过去，这种复古样式的钻戒设计是相当受欢迎的。
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