Just about everyone who has access to the internet probably knows that an engagement ring usually signifies that the person wearing it is engaged to be married, especially in Western cultures. We’ve rounded up twelve of the geekiest examples for your viewing enjoyment. Continue reading to see more.

12. Stargate

11. Decepticon

10. Hello Kitty

9. Portal

8. Star Trek

7. Green Lantern

6. Microchip

5. DNA

4. Indiana Jones

3. PlayStation

2. USB

1. LEGO

Honorable Mentions