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Visit our getting started page now for more details!
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Knife related articles contributed by the fine members of AAPK
Maximize Profits in Factory Manufactured Knife Collecting
A Day At The Sheffield Cutlery-Works
John Primble & Belknap Hardware
Interview With Knife World Magazine Editor, Mark Zalesky
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Current AAPK Stats
Case XX 5111, 6111 Cheetah 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 | 6111 1/2 L | Bone | Lockback | $700.00 |
| 1940-1964 | 6111 1/2 L | Red Bone | Lockback | $1100.00 |
| 1940-1964 | 6111 1/2 L | Greenbone | Lockback | $1800.00 |
| 1965 - 1969 | 6111 1/2 L | Pretty bone | Lockback | $400.00 |
| 1965-1969 | 6111 1/2 L | Pretty bone | Lockback extra 1 in pattern number | $1100.00 |
| 1965-1969 | 6111 1/2 L | Pretty bone | Lockback no pattern number | $1000.00 |
| 1970 | 5111 1/2 L SSP | Stag | Cheetah Etch RARE | $4000.00 |
| 1970 | 6111 1/2 L | Bone | Lockback | $350.00 |
| 1971 | 5111 1/2 L SSP | Stag | Cheetah Etch | $600.00 |
| 1971 | 6111 1/2 L | Bone | Lockback | $200.00 |
| 1972 | 6111 1/2 L | Bone | Lockback | $150.00 |
| 1973 | 6111 1/2 L | Bone | Lockback | $150.00 |
| 1974 | 6111 1/2 L | Bone | Lockback | $140.00 |
| 1975 | 6111 1/2 L | Bone | Lockback | $140.00 |
| 1976 | 5111 1/2 L SSP | Stag | Razor Edge Set | $225.00 |
| 1976 | 6111 1/2 L | Bone | Lockback | $140.00 |
| 1977 | 5111 1/2 L SSP | Stag | Blue Scroll Set | $225.00 |
| 1977 | 5111 1/2 L SSP | Stag | Engraved Blue Scroll Set | $375.00 |
| 1977 | 6111 1/2 L | Bone | Lockback | $140.00 |
| 1978 | 6111 1/2 L | Bone | Lockback | $140.00 |
| 1979 | 6111 1/2 L | Bone | Lockback | $130.00 |
| 1980 | 6111 1/2 L | Bone | Lockback | $150.00 |
| 1981 | 6111 1/2 L | Bone | Lockback | $130.00 |
| 1989 | 5111 1/2 | genuine stag | no swing guard - tested centennial | $83.00 |
| 1996 | R5111 1/2 | red genuine stag | no swing guard | $71.00 |
| Browse by pattern: | ||
Have Case or Case Classic pocket Knives for sale? AAPK offers exciting selling oportunities!
If you are a regular seller of knives, you definitely need to check out our knife specific retail platform. It is an extraordinary venue for buying & selling knives. Inventory turnover is great & the commission rate is incredibly low. Visit our getting started selling page to learn more!
If you are not a knife retailer and just have a few knives, or a collection of knives you want to sell; many of our members buy knives & knife collections of all sizes. If you would like to get offers, contact us & tell us what you've got. We'll pass your info on to the many buyers who may be interested.