The 2017 Lions Clubs International Centennial Silver Dollar

In 1917, Melvin Jones was a 38-year-old insurance agent in Chicago with an unusual idea. His business club, like most, existed to help its members. Jones thought a club could aim higher — at the town it sat in, and the world beyond it. On June 7, 1917, delegates from a scattering of clubs met at Chicago's Hotel LaSalle and formed the Association of Lions Clubs.

What followed turned that idea into the largest service-club organization on Earth. The turning point came in 1925, when Helen Keller stood before the Lions convention in Cedar Point, Ohio, and challenged them to become "knights of the blind in the crusade against darkness." The Lions took it to heart. Sight and blindness prevention became their signature cause and remain so today.

A hundred years after that first meeting, Congress marked the milestone with money. The 2017 Lions Clubs International Centennial Silver Dollar is a commemorative — a coin Congress authorizes for a special occasion, sold to the public at a premium rather than spent at face value. It was never meant to jingle in a pocket. It was meant to honor a century of service, and to fund a little more of it.

The obverse — the heads side — puts Melvin Jones front and center, shown in three-quarter profile in his glasses, beside the Lions Clubs International emblem. The inscriptions name him plainly: "MELVIN JONES FOUNDER." It was designed by Joel Iskowitz of the Mint's Artistic Infusion Program (the outside-artist pool the Mint draws on for fresh design work) and sculpted by Mint engraver Joseph Menna.

The reverse — the tails side — is the warmer image. A male and female lion stand with their cub, the family superimposed over a globe, beneath the legend "CELEBRATING 100 YEARS OF SERVICE." It reads as both literal (lions, the club's namesake) and emblematic (one organization, reaching across the whole world). That side was designed by Patricia Lucas-Morris and sculpted by veteran Mint engraver Don Everhart.

It is a 90% silver dollar in the classic American commemorative format — the same heft and diameter as the silver dollars the Mint has struck for these occasions since the 1980s.

There is only one year, one mint, and two finishes — so the collecting story is unusually simple. You choose between the proof (struck on polished dies for a mirror-and-frost contrast, made for collectors) and the uncirculated (a satin business-style strike). Both wear the Philadelphia "P" mint mark.

The number that catches a collector's eye is the split. The Mint was authorized to make up to 400,000 coins, but demand fell far short: just 68,519 proofs and 17,247 uncirculated pieces sold. That uncirculated figure is the interesting one — fewer than 18,000 coins is genuinely low for a modern commemorative, which is why the uncirculated version tends to draw more attention than its proof sibling.

As with all of these commemoratives, condition is the lever. Coins graded at the top of the scale — a flawless MS70 or PR70 — command a premium over the same coin a grade or two down, because so few survive a strike, a journey, and a grader's loupe without a single mark. The metal itself sets a floor: each coin holds about three-quarters of an ounce of silver, so it can never be worth less than its silver on the day.

Every coin also carried a built-in act of charity. A $10 surcharge from each one sold went to the Lions Clubs International Foundation — the coin didn't just commemorate a century of service, it funded a sliver more of it.