Case XX 3185, 5185, 6185 Doctor knife price guide
Be sure to check out the W.R. Case pocket knives up for sale in the AAPK member store when you get finished with the knife value guides!
| Year | Pattern Number | Handle Description | Other Discerning Features | Estimated Market Value |
| 1940 - 1964 | 6185 | red bone | no | $241.00 |
| 1971 | 3185 | yellow composite | no | $90.00 |
| 1971 | 6185 | bone | no | $100.00 |
| 1972 | 3185 | yellow composite | no | $80.00 |
| 1972 | 6185 | bone | no | $100.00 |
| 1973 | 3185 | yellow composite | no | $80.00 |
| 1973 | 6185 | Delrin | no | $50.00 |
| 1974 | 6185 | Delrin | no | $40.00 |
| 1980 | 5185 SSP | Stag | From Set (5000 Made) | $165.00 |
| 1980 | 6185 SSP | bone | From Set (5000 Made) | $140.00 |
| 1980 | SR6185 SSP | rose bone | From Set (5000 Made) | $140.00 |
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