On most X-Metals glasses and Time Bomb watches, there is a unique serial number which identifies the item. X-Metal glasses after around December 2004 do not have these numbers, but most out there do have them. Each number has a prefix which identifies the frame/lens color combo:
| Serial |
Frame |
Notes |
| #### |
Michael Jordan Romeo |
| ###### |
All Romeo or Time Bomb |
| ######A |
Romeo 2nd Gen (Plasma/ Titanium) |
| ######F |
Forged Band Time Bomb |
| C###### |
Crater / Black Mars |
| CJ###### |
Carbon / Black Juliet |
1st Generation |
| CJ######A |
Carbon / Black Juliet |
2nd Generation |
| CBP###### |
Carbon / Black Polarized Juliet |
| DUCATI###### |
X-Metal / Black Ducati Juliet |
| FINITO #### |
Carbon / VR50 Finito Juliet |
| IP###### |
Plasma / Ice Polarized Juliet |
1st Generation |
| IP######A |
Plasma / Ice Polarized Juliet |
2nd Generation |
| IP######B |
Plasma / Ice Polarized Juliet |
3rd Generation |
| IS##### |
Polished / Blue Ichiro Juliet |
1st Release |
| IS 51 ##### |
Carbon / Blue Ichiro Juliet |
2nd Release |
| I 51###### |
Polished / Slate Ichiro Juliet |
3rd Release |
| IS 51 ##### |
Polished / Emerald Slate Ichiro Juliet |
4th Release |
| ICHIRO 06 #### |
X-Metal / Slate Ichiro Juliet |
5th Release |
| IS 08 #### |
Polished Carbon / Slate Ichiro Juliet |
6th Release |
| J###### |
X-Metal / Ruby Juliet |
Later releases use the Black Iridium lens |
| J###### |
X-Metal / Black Juliet |
| J######A |
X-Metal / Black Juliet |
2nd Generation |
| J######B |
X-Metal / Black Juliet |
3rd Generation |
| JB###### |
Polished / Blue Juliet |
| JBR###### |
Brown / VR28 Black Juliet |
| JC###### |
Carbon / 24K Juliet |
Corvette Racing Team |
| JE###### |
Plasma / Emerald Juliet |
| JE######A |
Plasma / Emerald Juliet |
2nd Generation |
| JE######B |
Plasma / Emerald Juliet |
3rd Generation |
| JF###### |
Polished / Fire Juliet |
| JG###### |
X-Metal / Gold Juliet |
Early release |
| JG###### |
Polished / G30 Juliet |
Later inherited serial |
| JI###### |
Plasma / Ice Juliet |
1st Generation |
| JI######A |
Plasma / Ice Juliet |
2nd Generation |
| JI######B |
Plasma / Ice Juliet |
3rd Generation |
| JP###### |
Polished / Fire Polarized Juliet |
| JPP###### |
Polished / Ti Clear Juliet |
| JPPL###### |
Plasma / Ti Clear Juliet |
| JT###### |
TiO2 / VR28 Black Juliet |
1st Generation |
| JT######A |
TiO2 / VR28 Black Juliet |
2nd Generation |
| M###### |
X-Metal / Black Mars |
| M###### |
X-Metal / Emerald Mars |
Sunglass Hut Exclusive |
| M###### |
X-Metal / Ruby Mars |
| M*###### |
Leather / Gold Mars |
| P###### |
Plasma / Fire Juliet |
1st Generation |
| P######A |
Plasma / Fire Juliet |
2nd Generation |
| P######B |
Plasma / Fire Juliet |
3rd Generation |
| PB###### |
Polished / Black Penny |
| PC###### |
Copper / VR28 Black Penny |
| PI###### |
Titanium / Ice Penny |
| PV###### |
Titanium / VR28 Black Penny |
| RY###### |
X-Metal / Ice Juliet |
Ryan Arbabi One-off |
| T###### |
Titanium / Gold Juliet |
1st Generation |
| T######A |
Titanium / Gold Juliet |
2nd Generation |
| T######B |
Titanium / Gold Juliet |
3rd Generation |
| W###### |
Warranty X-Metal |
| X###### |
X-Metal / Ruby Juliet |
Initial Run |
| XG###### |
24K / 24K X-Metal XX |
1st Generation |
| XG######A |
24K / 24K X-Metal XX |
2nd Generation |
XG######B |
24K / 24K X-Metal XX |
3rd Generation |
XM###### |
X-Metal / Ruby Penny |
| XP###### |
Plasma / Ice X-Metal XX |
| XT###### |
TiO2 / Black X-Metal XX |
1st Generation |
| XT######A |
TiO2 / Black X-Metal XX |
2nd Generation |
| XX###### |
X-Metal / Black X-Metal XX |