Automatic K-419
1960–1961 · 10k Yellow Gold Filled · Automatic
About the Automatic K-419
Made from 1960 through 1961, the Automatic K-419 is part of Hamilton's broader Automatic family, a line of self-winding dress watches that Hamilton offered throughout the late 1950s and into the 1960s. It runs on the caliber 667, a 17-jewel automatic movement, and comes in a 10K yellow Gold Filled round case with swept lugs. The dial is two-toned with embossed gold markers and no hour numerals, giving it a clean, spare look that was very much in keeping with the refined dress watch aesthetic of the era.
Finding a K-419 in good shape means paying close attention to that two-toned dial, which can show uneven aging or discoloration if the watch has been exposed to moisture. The embossed gold markers are worth examining closely for separation from the dial or loss of finish. Given the multiple years run, examples don't surface often, and condition matters more than usual when they do.
Hamilton Catalog Images
1960
1961
What to Look For
| Dial | The two-toned dial is the visual heart of this watch, and any moisture damage or uneven patina will show clearly here. Look carefully at the embossed gold markers for separation, flaking, or wear at the edges. Discoloration that affects only part of the dial usually points to past water intrusion. |
| Crystal | These shipped with acrylic crystals, which scratch easily. Minor scratches can be polished out, but deep gouges or crazing mean replacement. Check for a proper fit with no separation at the edges, which can let in moisture. |
| Movement | The caliber 667 is an automatic, so it should wind from normal wrist motion. A movement running on dried-out original lubricants will eventually seize, and friction from dried oil can be enough to stop it entirely. If it's running rough, losing time, or stopping intermittently, assume it needs a full service. |
| Case | The 10K yellow gold-filled case should show its original finish on the top surfaces, with honest wear acceptable on the caseback and lugs. Look for any brass showing through on the high-contact points. The caseback can be tricky to open without the right tools, so if it shows pry marks around the edge, that's a flag that someone got in there carelessly. |
| Crown | Check that the crown screws in or pops out cleanly and that the watch sets and winds without slipping. Note that this movement can be tricky to wind by hand since only one side of the crown is easily accessible, which isn't a defect, just a quirk of the design. A sticky or damaged crown should be addressed before the watch goes back into regular wear. |
The Movement
The caliber 667 is a 17-jewel automatic movement made by Hamilton in the United States. It winds from the motion of the wearer's wrist via a rotor, so daily wear keeps it running without manual winding. Reassembly of the train bridge requires aligning three wheels simultaneously, which makes servicing more demanding than average, so finding one that's been properly looked after matters.