1克拉钻戒价格(一克拉钻戒价格多少？很贵吗？很有价值吗？如何挑选呢)

{!-- PGC_VIDEO:{"thumb_height": 360, "thumb_url": "2ca7d00012d02a935190d", "vname": "", "vid": "v02016370000bl4r5djivfcv6saa0010", "thumb_width": 640, "src_thumb_uri": "2ca7d00012d02a935190d", "sp": "toutiao", "update_thumb_type": 1, "vposter": "https://p3-sign.toutiaoimg.com/mosaic-legacy/2ca7d00012d02a935190d~noop.image?x-expires=1976095801&x-signature=SnE9vlT1VrcadTvVRFYEnK4LX3g%3D", "video_size": {"high": {"duration": 66.413, "h": 480, "subjective_score": 0, "w": 854, "file_size": 3045720}, "ultra": {"duration": 66.413, "h": 720, "subjective_score": 0, "w": 1280, "file_size": 6130312}, "normal": {"duration": 66.413, "h": 360, "subjective_score": 0, "w": 640, "file_size": 2121192}}, "md5": "d6bf953bd98d5628242264c119f1f48c", "duration": 66.413, "file_sign": "d6bf953bd98d5628242264c119f1f48c", "thumb_uri": "2ca7d00012d02a935190d", "vu": "v02016370000bl4r5djivfcv6saa0010"} --}