QAB(品質保証基準)は、半仕上げと仕上げ済みジュエリーの出来栄えにスポットを当てています。 プラチナジュエリーを前仕上げする最善の方法を学びます。

 Perspective view of a platinum ring with a halo setting, featuring a split shank set with diamonds
Perspective view of a platinum solitaire, featuring a split shank set with diamonds

前仕上げ:品質保証基準

プラチナジュエリーの前仕上げの3工程では、いかなる量の金属も取り除いてはいけません。 少量の金属を取り除く必要がある場合は、次の点に注意してください。

Close-up view of a jeweler using a rotary burnisher to prefinish the inside of a platinum ring

プラチナリングは、前仕上げの前に丸めること

Side view of a platinum princess-cut solitaire
Side view of a platinum band featuring three flush-set diamonds

デザイン要素と設計の詳細を維持する

Perspective view of a platinum ring with diamonds set in the shank
Three illustrations  featuring platinum, three-prong solitaire earrings

小さく手が届きにくい箇所もすべて前仕上げを行う

Two close-up views of platinum solitaire settings, featuring negative space and other design details

寸法を維持する

Close-up views highlighting the height and depth dimensions of a platinum band, including an illustration depicting clock locations (12:00, 3:00, 6:00 and 9:00)
Close-up views highlighting the height and depth dimensions of a platinum band, including an illustration depicting clock locations (12:00, 3:00, 6:00 and 9:00)
Close-up views highlighting the height and depth dimensions of a platinum band, including an illustration depicting clock locations (12:00, 3:00, 6:00 and 9:00)

形状の保持:平坦な箇所を維持する

Close-up view of a platinum solitaire with the center stone removed
Close-up view of the ring being prefinished

前仕上げ:ツールと技法

最初の前仕上げの工程

Close-up view of a jeweler cleaning a platinum solitaire in preparation for prefinishing

砥石ホイール

Close-up view of a tool organizer holding a variety of abrasive wheels
Close-up view of a jeweler using an abrasive wheel to prefinish a platinum ring that incorporates flat wires as part of the design
Close-up view of a jeweler using a shaping stone to shape an abrasive wheel

研磨用バンド

Three 3M Flexible Diamond abrasive bands; numbers are visible on the shaft

紙やすりとフィルム

Six varieties of platinum micro-finishing film
Six varieties of platinum micro-finishing film, wrapped around half-round sticks
Close-up image of a platinum ring being refinished using this micro-finishing film

主な品質保証ベンチマーク

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