IMPORTANT SHIPPING INFORMATION: Sigma will be closed on 4 July 2025 in observance of the USA holiday. Book products will resume shipping on 7 July 2025. Jewelry products will resume shipping on 14 July 2025. We apologize for any inconvenience this may cause.
You earned this honor—display it to the world proudly on your induction and graduation day!
You earned this honor—display it to the world proudly on your induction and graduation day!