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Hamilton Grade 991 Advertisements & Publications

Hamilton Grade 991 Advertisement from 1916
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