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Hamilton Grade 991 Advertisements & Publications
Grade 991 Not Pictured
A.C. Becken Illustrated Catalogue and Price List
Publication Year: 1916
| Grade: | 991 |
| Manufacturer: | Hamilton |
| Size: | 16s |
| Configuration: | Hunting |
| Setting: | Lever |
| Finish: | Nickel |
| Jewels: | 21j |
| Jewel Count Marked: | Yes |
| Jewel Setting: | Gold Screw Settings |
| Jewel Description: | 21 EXTRA FINE RUBY JEWELS IN GOLD SETTINGS; SAPPHIRE PALLETS |
| Adjusted: | Yes |
| Adjusted Marked: | Yes |
| Adjusted To Temperature: | Yes |
| Adjusted To Isochronism: | Yes |
| Adjusted # Positions: | 5 |
| Adjusted Description: | Adjusted to Temperature, Isochronism and Five Positions |
| Regulator: | Micrometric Regulator |
| Hairspring: | Breguet |
| Balance: | Compensation |
| Dial Type: | Double-sunk |
| Description: | NO. 991 HUNTING. NO. 990 OPEN FACE, NICKEL, 3/4 PLATE MOVEMENT, 21 EXTRA FINE RUBY JEWELS IN GOLD SETTINGS, STEEL EXCAPE WHEEL, DOUBLE ROLLER ESCAPEMENT, SAPPHIRE PALLETS, MICROMETRIC REGULATOR, BREGUET HAIRSPRING, COMPENSATION BALANCE, DOUBLE SUNK DIAL, ADJUSTED TO TEMPERATURE, ISOCHRONISM AND FIVE POSITIONS. $37.50 |
| Price: | $37.50 |