Offered here is a quite RARE antique Hamilton grade 991 dating to 1907. The rarity is due to a very low production of 2520 of these movements manufactured. The watch is cased in a 14K full hunter case. Double sunk dial with some hairlines. The crown may be replaced with another if so desired.

Grade: 991

Manufacturer: Hamilton
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 395338
Grade: 991
Model: 1
Estimated Production Year: 1907
Run Quantity: 800
Grade/Model Run: 5 of 9
Grade/Model Total Production: 2,520
Size: 16s
Jewels: 21j
Jewel Material: Ruby & Sapphire
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Setting: Lever
Plate: 3/4 Plate
Barrel: Going
Regulator: Reed
Hairspring: Breguet
Pallet Jewel Material: Sapphire
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes