将一颗梨形主石镶嵌至配有 V 形镶爪的铂金镶座

质量保证基准重点强调半成品和成品珠宝的工艺。了解如何评估镶嵌于五爪铂金镶台的梨形宝石的品质。

Perspective view illustration of a pear-shaped center stone set in a five-prong platinum setting.

Close-up side view illustration of a pear-shaped center stone set in a five-prong platinum setting.

Side view illustration of a pear-shaped center stone set in a five-prong platinum setting.

潜在问题与工程特征

镶槽不完全适合宝石的形状，留下明显的间隙，随着时间的推移，可能会导致松动。

Close-up illustration of a round prong with a gap between the bearing and the crown of the stone.

V 形镶爪的边缘必须与宝石相符。

Close-up illustration of a v-prongs that is raised up above the stone.

操作说明视频

将一颗梨形主石镶嵌于铂金镶爪之中

play

推荐质量保证基准

评估使用激光焊机增大尺寸且戒圈上镶嵌有钻石的铂钌戒指的品质。包含视频和插图。

增大尺寸：铂钌

使用激光焊机增大铂钌戒指的尺寸

Learn how to evaluate the quality of a platinum ruthenium ring with no diamonds in the shank that was sized up using a torch with these helpful illustrations and instructional video.

增大尺寸：铂钌

使用焊炬调大铂钌戒指的尺寸

了解如何准确测量手指和戒指尺寸。包含视频和插图

确定手指与戒指尺寸

了解如何准确测量手指和戒指尺寸

评估使用焊炬缩小尺寸的戒圈上未镶嵌钻石的铂钴戒指的品质。包含视频和插图。

缩小尺寸：铂钴戒指

使用焊炬缩小铂钴戒指的尺寸