UPCOMING COURSE

12 Nov 2025 - 18 Nov 2025
12 Nov 2025 - 18 Nov 2025
Colored Stone Grading and Pricing : Online Practical Lab
Colored Stone Grading and Pricing : Online Practical Lab
Learn More
17 Nov 2025 - 18 Nov 2025
17 Nov 2025 - 18 Nov 2025
Basic Spinel Identification and Quality Grading
Basic Spinel Identification and Quality Grading
Learn More
19 Nov 2025 - 25 Nov 2025
19 Nov 2025 - 25 Nov 2025
Diamond Grading and Pricing : Online Practical Lab
Diamond Grading and Pricing : Online Practical Lab
Learn More
19 Nov 2025 - 2 Dec 2025
19 Nov 2025 - 2 Dec 2025
Colored Stone Grading and Pricing
Colored Stone Grading and Pricing
Learn More
27 Nov 2025 - 28 Nov 2025
27 Nov 2025 - 28 Nov 2025
Jadeite Pricing & Grading
Jadeite Pricing & Grading
Learn More
3 Dec 2025 - 17 Dec 2025
3 Dec 2025 - 17 Dec 2025
Diamond Grading and Pricing
Diamond Grading and Pricing
Learn More
3 Dec 2025 - 4 Dec 2025
3 Dec 2025 - 4 Dec 2025
หลักสูตรการเกรดคุณภาพและประเมินราคาหยก
หลักสูตรการเกรดคุณภาพและประเมินราคาหยก
Learn More
8 Dec 2025 - 10 Dec 2025
8 Dec 2025 - 10 Dec 2025
Emerald Identification, Grading and Trading course
Emerald Identification, Grading and Trading course
Learn More
8 Dec 2025 - 12 Dec 2025
8 Dec 2025 - 12 Dec 2025
ความรู้เบื้องต้นเกี่ยวกับอัญมณี
ความรู้เบื้องต้นเกี่ยวกับอัญมณี
Learn More
7 Jan 2026 - 4 Mar 2026
7 Jan 2026 - 4 Mar 2026
การวิเคราะห์อัญมณี
การวิเคราะห์อัญมณี
Learn More
12 Jan 2026 - 27 Feb 2026
12 Jan 2026 - 27 Feb 2026
Accredited Gemologist Diploma : Online Practical Lab
Accredited Gemologist Diploma : Online Practical Lab
Learn More
12 Jan 2026 - 6 Feb 2026
12 Jan 2026 - 6 Feb 2026
Gem Identification : Online Practical Lab
Gem Identification : Online Practical Lab
Learn More
12 Jan 2026 - 6 Feb 2026
12 Jan 2026 - 6 Feb 2026
Jewelry Design
Jewelry Design
Learn More
12 Jan 2026 - 6 Feb 2026
12 Jan 2026 - 6 Feb 2026
การออกแบบเครื่องประดับ
การออกแบบเครื่องประดับ
Learn More
9 Feb 2026 - 13 Feb 2026
9 Feb 2026 - 13 Feb 2026
Synthetic and Treated Gem Identification : Online Practical Lab
Synthetic and Treated Gem Identification : Online Practical Lab
Learn More
9 Feb 2026 - 10 Feb 2026
9 Feb 2026 - 10 Feb 2026
Pearl Fundamentals - Classification & Quality Grading
Pearl Fundamentals - Classification & Quality Grading
Learn More
11 Feb 2026 - 20 Feb 2026
11 Feb 2026 - 20 Feb 2026
Intensive Jewelry Design and Sketching with Procre-ate
Intensive Jewelry Design and Sketching with Procre-ate
Learn More
11 Feb 2026 - 20 Feb 2026
11 Feb 2026 - 20 Feb 2026
การออกแบบเครื่องประดับดิจิทัลบนแอป Procreate
การออกแบบเครื่องประดับดิจิทัลบนแอป Procreate
Learn More
16 Feb 2026 - 20 Feb 2026
16 Feb 2026 - 20 Feb 2026
Colored Stone Grading and Pricing : Online Practical Lab
Colored Stone Grading and Pricing : Online Practical Lab
Learn More
23 Feb 2026 - 27 Feb 2026
23 Feb 2026 - 27 Feb 2026
Diamond Grading and Pricing : Online Practical Lab
Diamond Grading and Pricing : Online Practical Lab
Learn More
4 Mar 2026 - 6 May 2026
4 Mar 2026 - 6 May 2026
宝石鉴定
宝石鉴定
Learn More
4 Mar 2026 - 6 Mar 2026
4 Mar 2026 - 6 Mar 2026
3-Day PQOA (Preliminary Quality Opinion Assessment) Course
3-Day PQOA (Preliminary Quality Opinion Assessment) Course
Learn More
5 Mar 2026 - 25 Mar 2026
5 Mar 2026 - 25 Mar 2026
การวิเคราะห์พลอยแท้ พลอยสังเคราะห์ฯ
การวิเคราะห์พลอยแท้ พลอยสังเคราะห์ฯ
Learn More
9 Mar 2026 - 13 Mar 2026
9 Mar 2026 - 13 Mar 2026
5 Day-Ruby, Sapphire Identification, Grading and Trading Course
5 Day-Ruby, Sapphire Identification, Grading and Trading Course
Learn More
9 Mar 2026 - 11 May 2026
9 Mar 2026 - 11 May 2026
Gem Identification
Gem Identification
Learn More
16 Mar 2026 - 20 Mar 2026
16 Mar 2026 - 20 Mar 2026
Diamond Grading & Pricing - 5 Day Lab
Diamond Grading & Pricing - 5 Day Lab
Learn More
23 Mar 2026 - 27 Mar 2026
23 Mar 2026 - 27 Mar 2026
หลักสูตรเร่งรัดการประเมินคุณภาพและตีราคาเพชร
หลักสูตรเร่งรัดการประเมินคุณภาพและตีราคาเพชร
Learn More
26 Mar 2026 - 9 Apr 2026
26 Mar 2026 - 9 Apr 2026
การประเมินคุณภาพและตีราคาพลอย
การประเมินคุณภาพและตีราคาพลอย
Learn More
30 Mar 2026 - 3 Apr 2026
30 Mar 2026 - 3 Apr 2026
Countertop Sketching
Countertop Sketching
Learn More
30 Mar 2026 - 3 Apr 2026
30 Mar 2026 - 3 Apr 2026
การร่างแบบเครื่องประดับ
การร่างแบบเครื่องประดับ
Learn More
16 Apr 2026 - 29 Apr 2026
16 Apr 2026 - 29 Apr 2026
การประเมินคุณภาพและตีราคาเพชร
การประเมินคุณภาพและตีราคาเพชร
Learn More
6 May 2026 - 8 May 2026
6 May 2026 - 8 May 2026
Emerald Identification, Grading and Trading course
Emerald Identification, Grading and Trading course
Learn More
7 May 2026 - 27 May 2026
7 May 2026 - 27 May 2026
合成宝石与处理宝石鉴定
合成宝石与处理宝石鉴定
Learn More
11 May 2026 - 15 May 2026
11 May 2026 - 15 May 2026
5 Day-Ruby, Sapphire Identification, Grading and Trading Course
5 Day-Ruby, Sapphire Identification, Grading and Trading Course
Learn More
12 May 2026 - 2 Jun 2026
12 May 2026 - 2 Jun 2026
Synthetic and Treated Gem Identification
Synthetic and Treated Gem Identification
Learn More
18 May 2026 - 7 Jul 2026
18 May 2026 - 7 Jul 2026
Accredited Gemologist Diploma : Online Practical Lab
Accredited Gemologist Diploma : Online Practical Lab
Learn More
18 May 2026 - 16 Jun 2026
18 May 2026 - 16 Jun 2026
Gem Identification : Online Practical Lab
Gem Identification : Online Practical Lab
Learn More
25 May 2026 - 29 May 2026
25 May 2026 - 29 May 2026
Gemologist Refresher Course
Gemologist Refresher Course
Learn More
28 May 2026 - 12 Jun 2026
28 May 2026 - 12 Jun 2026
彩色宝石分级与估价
彩色宝石分级与估价
Learn More
4 Jun 2026 - 17 Jun 2026
4 Jun 2026 - 17 Jun 2026
Colored Stone Grading and Pricing
Colored Stone Grading and Pricing
Learn More
8 Jun 2026 - 4 Aug 2026
8 Jun 2026 - 4 Aug 2026
Gem Identification
Gem Identification
Learn More
15 Jun 2026 - 26 Jun 2026
15 Jun 2026 - 26 Jun 2026
钻石分级与估价
钻石分级与估价
Learn More
17 Jun 2026 - 23 Jun 2026
17 Jun 2026 - 23 Jun 2026
Synthetic and Treated Gem Identification : Online Practical Lab
Synthetic and Treated Gem Identification : Online Practical Lab
Learn More
18 Jun 2026 - 1 Jul 2026
18 Jun 2026 - 1 Jul 2026
Diamond Grading and Pricing
Diamond Grading and Pricing
Learn More
24 Jun 2026 - 30 Jun 2026
24 Jun 2026 - 30 Jun 2026
Colored Stone Grading and Pricing : Online Practical Lab
Colored Stone Grading and Pricing : Online Practical Lab
Learn More
1 Jul 2026 - 7 Jul 2026
1 Jul 2026 - 7 Jul 2026
Diamond Grading and Pricing : Online Practical Lab
Diamond Grading and Pricing : Online Practical Lab
Learn More
5 Aug 2026 - 26 Aug 2026
5 Aug 2026 - 26 Aug 2026
Synthetic and Treated Gem Identification
Synthetic and Treated Gem Identification
Learn More
27 Aug 2026 - 9 Sep 2026
27 Aug 2026 - 9 Sep 2026
Colored Stone Grading and Pricing
Colored Stone Grading and Pricing
Learn More
31 Aug 2026 - 27 Oct 2026
31 Aug 2026 - 27 Oct 2026
Gem Identification
Gem Identification
Learn More
10 Sep 2026 - 23 Sep 2026
10 Sep 2026 - 23 Sep 2026
Diamond Grading and Pricing
Diamond Grading and Pricing
Learn More
28 Oct 2026 - 17 Nov 2026
28 Oct 2026 - 17 Nov 2026
Synthetic and Treated Gem Identification
Synthetic and Treated Gem Identification
Learn More
18 Nov 2026 - 1 Dec 2026
18 Nov 2026 - 1 Dec 2026
Colored Stone Grading and Pricing
Colored Stone Grading and Pricing
Learn More
2 Dec 2026 - 16 Dec 2026
2 Dec 2026 - 16 Dec 2026
Diamond Grading and Pricing
Diamond Grading and Pricing
Learn More