Mason Special
1974–1976 · 10% Iridium Platinum · Stemwound
About the Mason Special
Made from 1974 through 1976, the Hamilton Mason Special is a purpose-built fraternal watch produced specifically for Freemasons. It carries a Masonic dial in place of the standard hour markers, making it one of the more distinctive specialty pieces Hamilton offered during the 1970s. The model was available in yellow, offered with either a strap or bracelet depending on the buyer's preference.
The Masonic dial is the defining feature here, and its condition is what makes or breaks a Mason Special. The applied indices and any Masonic symbolism present on the dial are worth scrutinizing closely for damage or fading, since replacement dials for fraternal variants are not easy to source. Finding one with a clean, intact dial and original bracelet is a genuine find for anyone interested in Hamilton's specialty and fraternal watch production.
From the Catalog
Hamilton's 1975 catalog listed the Mason Special with a Masonic dial at $100.00 on a strap or $105.00 on a bracelet, positioning it as an accessible specialty piece for Freemason buyers who wanted a Hamilton with personal fraternal significance.
Hamilton Catalog Images
1975
1976
What to Look For
| Dial | The Masonic dial is the heart of this watch. Look closely at the applied indices and any symbolic elements for chips, lifting, or discoloration. Damage here is difficult to remedy given how uncommon correct replacement dials are. |
| Crystal | Check for deep scratches or crazing. A hazy or heavily scratched crystal can be replaced, but confirm the correct size and profile before sourcing one. |
| Movement | Oil dries out over decades, and enough friction can build up to stop the movement or cause inconsistent timekeeping. A watch that has been sitting unused should be serviced before regular wear. |
| Case | The hidden lug design can make case condition tricky to assess at first glance. Look at the lug areas carefully for cracks or damage, and check that the case back seats properly. Case backs on watches of this era can be stubborn to open and are sometimes damaged by improper tools. |
| Crown | Check that the crown threads smoothly and seats firmly. A crown that is loose, stripped, or difficult to operate may indicate a worn stem or crown tube and should be addressed before the watch is worn. |
The Movement
Specific caliber data for the Mason Special is not confirmed, but Hamilton's mid-1970s watches in this price range typically relied on Swiss-sourced movements as part of Hamilton's broader production shift during that period. If you are purchasing one, a watchmaker can identify the caliber from the movement itself and assess whether it is running well and when it was last serviced.