experienced goldsmith checking two quality opal stones, selected for jewelry making in the workshop. - - 寶石學 個影片檔及 b 捲影像00:10
goldsmith holds in his hand a quantity of quality opals in "camara lenta" jewelry. - 寶石學 個影片檔及 b 捲影像00:11
goldsmith holds in his hand a quantity of quality opals in "camara lenta" jewelry. - 寶石學 個影片檔及 b 捲影像00:12
goldsmith holds in his hand a quantity of quality opals in "camara lenta" jewelry. - 寶石學 個影片檔及 b 捲影像00:13
goldsmith holds in his hand a quantity of quality opals in "camara lenta" jewelry. - 寶石學 個影片檔及 b 捲影像00:27
experienced goldsmith checking two quality opal stones, selected for jewelry making in the workshop. - - 寶石學 個影片檔及 b 捲影像00:13
experienced goldsmith checking two quality opal stones, selected for jewelry making in the workshop. - - 寶石學 個影片檔及 b 捲影像00:21
close-up of happy female geologist doctor holding sanitary pad over white background. - 寶石學 個影片檔及 b 捲影像00:08
goldsmith selects several cabochons of natural white blue adular moonstone on a black background. - 寶石學 個影片檔及 b 捲影像00:09
experienced goldsmith checking two quality opal stones, selected for jewelry making in the workshop. - - 寶石學 個影片檔及 b 捲影像00:17
experienced goldsmith checking two quality opal stones, selected for jewelry making in the workshop. - - 寶石學 個影片檔及 b 捲影像00:16
opal is a gemstone that has beautiful, rare and expensive colors in the gemstone clip. - 寶石學 個影片檔及 b 捲影像00:18
opal is a gemstone that has beautiful, rare and expensive colors in the gemstone clip. - 寶石學 個影片檔及 b 捲影像00:21
opal is a gemstone that has beautiful, rare and expensive colors in the gemstone clip. - 寶石學 個影片檔及 b 捲影像00:25
experienced goldsmith checking two quality opal stones, selected for jewelry making in the workshop. - - 寶石學 個影片檔及 b 捲影像00:17
experienced goldsmith checking on camera quality opal stones, selected for the manufacture of jewelry in the workshop. - - 寶石學 個影片檔及 b 捲影像00:14
goldsmith checking heart-shaped carving of citrine quartz of very good quality, selected for the manufacture of jewelry in the workshop. - - 寶石學 個影片檔及 b 捲影像00:11
goldsmith checking with his finger a heart-shaped cut of smoky quartz with very good transparency, selected for the manufacture of jewelry in the workshop. - - 寶石學 個影片檔及 b 捲影像00:40
goldsmith checking heart-shaped carving of citrine quartz of very good quality, selected for the manufacture of jewelry in the workshop. - - 寶石學 個影片檔及 b 捲影像00:25
goldsmith checking heart-shaped carving of citrine quartz of very good quality, selected for the manufacture of jewelry in the workshop. - - 寶石學 個影片檔及 b 捲影像00:25
experienced goldsmith slow motion checking a quality opal stone, selected for the manufacture of jewelry in the workshop. - - 寶石學 個影片檔及 b 捲影像00:09
goldsmith checking with his finger a heart-shaped cut of smoky quartz with very good transparency, selected for the manufacture of jewelry in the workshop. - - 寶石學 個影片檔及 b 捲影像00:37
goldsmith checking with his finger a heart-shaped cut of smoky quartz with very good transparency, selected for the manufacture of jewelry in the workshop. - - 寶石學 個影片檔及 b 捲影像00:26
experienced goldsmith slow motion checking a quality opal stone, selected for the manufacture of jewelry in the workshop. - - 寶石學 個影片檔及 b 捲影像00:09
experienced goldsmith slow motion checking a quality opal stone, selected for the manufacture of jewelry in the workshop. - - 寶石學 個影片檔及 b 捲影像00:18
experienced goldsmith slow motion checking a quality opal stone, selected for the manufacture of jewelry in the workshop. - - 寶石學 個影片檔及 b 捲影像00:22
experienced goldsmith slow motion checking a quality opal stone, selected for the manufacture of jewelry in the workshop. - - 寶石學 個影片檔及 b 捲影像00:12
high angle static - a scientist works in a laboratory and opens a bin where tiny particles spill out. / south africa - 寶石學 個影片檔及 b 捲影像00:08
close up hand-held - a diamond sorter with tweezers peers at diamonds through magnifying goggles. / south africa - 寶石學 個影片檔及 b 捲影像00:12
side view of two jewelers working seated through a protective glass while using cutting tools for their work in their workshop. - 寶石學 個影片檔及 b 捲影像00:12