2024-S Proof

San Francisco struck 355,786 Kennedy half dollar proofs in 2024, a fractional decline from the 2023-S figure and the fourth consecutive sub-500,000 issue in the modern S-mint run. The 355,786 mintage holds the depressed-production trajectory that has defined the modern Kennedy proof run since the 2014-S baseline, with the 2024-S sitting roughly seven thousand pieces below the 2023-S and signaling that the slope into the 2025-S low under 310,000 was set well before the final year of the cluster. The 2024-S clad proof shipped in the annual Proof Set alongside the cent, nickel, dime, year's American Women Quarters, Native American dollar, and Innovation dollar. Composition follows the post-1971 cupronickel recipe: 75% copper and 25% nickel outer layers bonded to a pure copper core, 11.34 grams at 30.6 millimeters, with a reeded edge. The S mintmark sits above the date on the obverse; Gilroy Roberts's GR initials remain at the truncation of Kennedy's neck and Frank Gasparro's FG sits to the right of the eagle's tail feathers.

What collectors chase on this issue is Cameo and Deep Cameo contrast. Cameo, abbreviated CAM on slabs from PCGS, the Professional Coin Grading Service, and from NGC, Numismatic Guaranty Company, names the visual effect where the mirrored fields stay glassy black while the frosted devices read matte white under angled light. Deep Cameo, or DCAM, is the strongest version of that contrast. By 2024 the Mint's proof presses produced full cameo or deep cameo on essentially every San Francisco strike, so the practical authentication question is the integrity of the mirror surfaces. The harder question for the year is distinguishing the 2024-S clad proof from the 2024-S Silver Proof catalogued separately at .999 fineness; weight and edge appearance separate the two cleanly, with the clad reading 11.34 grams and showing a reddish copper-core line on the reeded edge while the silver reads 12.61 grams and shows a uniformly silver edge. Milky haze and hairlines from broken packaging are the typical PR70 disqualifiers.

As a collecting target the 2024-S clad proof reads as a routine modern issue in the late-stage low-mintage cluster, with PR69 DCAM material available through broken Proof Sets at modest cost. PR70 DCAM examples command the usual premium for the modern S-mint Kennedy run, similar to adjacent 2023-S and 2025-S levels. Year-set and type-set builders who do not need silver typically choose this clad proof over the silver companion. Registry collectors completing the modern S-proof Kennedy run treat the 2018-S through 2025-S stretch as a tightly grouped low-population cluster, with 2024-S the second-to-last entry before the 2025-S sets the cluster's lowest clad figure. For the broader story of the modern Kennedy half dollar and the series' production arc, see the Kennedy Half Dollar series history.