Founded: 1847 Columbia University
Chapter Info: Sigma Yale University 1879
Engraved: Sigma Cap Arthur M Millarm
Material: Blue Enamel
Metal: 12k Yellow Gold (XRF tested)
Weight: 5 Grams
Measurements: 20.3 x 20.3 mm
Each piece is thoroughly examined and refinished as needed by our professional jewelers, graded by our in-house GIA (Gemological Institute of America) Graduate Gemologist, and inspected for quality before being carefully packaged and promptly shipped.