Auto Enterprise
1973–1974 · 14k Solid Yellow Gold
About the Auto Enterprise
Made from 1973 through 1974, the Auto Enterprise is a round-cased automatic from Hamilton's later American-era lineup, housed in a 14K Gold Electroplate case with a stainless steel back. The maroon dial and hooded lugs give it a distinctly 1970s character, leaning into the darker, bolder aesthetic that was popular in that period. It belongs to the broader Auto family of Hamilton automatics, a line that ran across multiple case styles and dial configurations through the late 1960s and into the 1970s.
Maroon dials from this era can show fading or uneven color if the watch was stored in sunlight or worn in wet conditions, so dial condition deserves a close look. The hooded lug design is visually striking but also means case wear concentrates in a specific area, and Gold Electroplate on the lugs is worth inspecting carefully for wear-through to the base metal underneath.
From the Catalog
Hamilton listed the Auto Enterprise at $110.00 in 1974, describing it with a 14K gold electroplate case and stainless steel back paired with that maroon dial.
Hamilton Catalog Images
1972
1973
1974
1975
What to Look For
| Dial | Check the maroon dial for fading, spotting, or uneven color. Applied indices can come loose slightly at the edges over decades, so look across the dial at a low angle to catch any that have shifted or separated. |
| Crystal | These typically used a plastic crystal. Look for deep scratches or crazing, which are common at this age and easy to replace, but confirm a correct-profile replacement is available. |
| Movement | Ask about service history. Dried oil creates enough friction to stop a vintage automatic or cause erratic timekeeping, and a watch sitting unworn for years is often in worse shape than one that has been running regularly. |
| Case | The integrated lugs are a wear focal point. Inspect the gold electroplate closely on the lugs and case sides for wear-through to the base metal, which is difficult to reverse without professional refinishing. |
| Crown | Work the crown through winding and setting to confirm it engages and releases smoothly. A sticky or slipping crown can indicate worn keyless works that need attention. |
The Movement
The Auto Enterprise runs on a Hamilton automatic movement, meaning it winds itself through the motion of the wrist via a rotor. These movements from Hamilton's 1970s production are generally robust when properly serviced, keeping reliable time once the lubricants are fresh and the rotor bearing is clean.