https://e-sygoing.link Latest links in the Laboratories category en-us Sun, 24 May 2026 10:39:06 -0400 https://e-sygoing.link/link/5420666-gubelin-gemmological-laboratories Independent service provides general information on gemstones, ongoing research and lab report services. Sat, 14 Feb 2026 16:23:36 -0500 https://e-sygoing.link/go/5420666 https://e-sygoing.link/link/5420672-european-gemological-laboratory-usa Provides diamond, colored stone and pearls certification, analysis and consultations for the jewelry trade. Produces educational and promotional materials. Wed, 19 Nov 2025 09:18:22 -0500 https://e-sygoing.link/go/5420672 https://e-sygoing.link/link/5420663-ssef-swiss-gemmological-institute An independent, international, non-profit organisation dedicated to the identification, treatment, and origin. Services, education, and contact information. Located in Switzerland. Sun, 18 May 2025 20:27:10 -0400 https://e-sygoing.link/go/5420663 https://e-sygoing.link/link/5420669-russian-gemological-server Offers gemstone analysis software, gemological education, and gemological laboratory services. Includes articles on diamond cut studies and a gallery of virtual diamond images. Sat, 22 Feb 2025 16:18:31 -0500 https://e-sygoing.link/go/5420669 https://e-sygoing.link/link/5420673-gemresearch-swisslab Determination of the authenticity and country of origin of a rubies and sapphires. Offers gemstone reports and inscriptions. Sun, 09 Feb 2025 20:46:12 -0500 https://e-sygoing.link/go/5420673 https://e-sygoing.link/link/5420671-global-gemological-laboratory Offers mini and full diamond grading reports and appraisals for the trade. Located in Bellevue, Washington Fri, 13 Sep 2024 06:20:23 -0400 https://e-sygoing.link/go/5420671 https://e-sygoing.link/link/5420668-american-gem-society-laboratories Provides diamond grading services featuring grading of the diamond cut. Sat, 27 Apr 2024 16:27:12 -0400 https://e-sygoing.link/go/5420668 https://e-sygoing.link/link/5420667-new-england-gemological-laboratory-and-appraisal-services-ll Fine jewelry appraisals by an independent team. Services, price list, and location map. In Manchester, CT. Wed, 10 Jan 2024 20:22:04 -0500 https://e-sygoing.link/go/5420667