| WATCH MATERIAL INTERCHANGE LIST | |
|---|---|
| 57R | |
| MAINSPRING, WHITE-A-LOY | |
| Price Each | $ 49.30 |
| HEU 900 | TIMER |
| HEU 901 | SPLIT SECOND TIMER |
| HEU 902 | SPLIT SECOND TIMER |
| HEU 918 | TIMER 1 AND 2 FUNCTIONS |
| HEU 928 | SPLIT SECOND TIMER |
| HEU 929 | TIMER |
| HEU 960-961-987 | TIMER |
| LAN 39 | CHRONOGRAPH |