彩色寶石、鑽石和珍珠檢測的世界領導者
您的寶石讓我們為您檢測
- 快速運輸和安全的門到門交付
- 在曼谷、香港和美國進行現場鑒定
- 簡單的訂單和安全的信用卡支付方式
- SSEF鑒定報告*
*驗證您的SSEF鑒定報告並下載副本： www.myssef.ch
成為寶石專家
自2001年成功開課以來，SSEF瑞士珠寶研究院教育部門對數以千計來自產業、經貿以及學術界的學員提供了特別企劃的專業寶石學課程。
瞭解我們的課程
- SSEF提供的免費中文在線課程。
- 高級課程（英文授課）
- 團隊量身定制課程
SSEF 提供的免費在線課程
了解寶石
通過這些介紹性在線課程開始您成為 gem 4expert 的旅程。
Rare encounter: Sapphire with grandidierite needle inclusion
Recently, the SSEF received for testing a sapphire of pale blue colour with a distinct colourless needle-like inclusion, resembling to some extent long prismatic pargasite needles known in Kashmir sapphires.
Unheated pink sapphire from Madagascar with FTIR bands at 3232 and 3185 cm–1
FTIR spectroscopy has long been used to detect heat treatment of corundum via the presence of specific absorption bands related to structurally bonded hydroxyl groups in corundum.
New discoveries in precious coral research
Since first publishing our DNA fingerprinting approach on precious corals in 2020, we have made considerable advances and discoveries in this space.
Väyrynenite of exceptional quality and size, reportedly from Nigeria
Väyrynenite is a rare phosphate mineral that was first discovered in 1935 in a granitic pegmatite near Orivesi in southern Finland.