An exceptional Superb Gem that is struck with impressive sharpness, the obverse reveals crisp hair detail and strong definition throughout the portrait, while the reverse buffalo displays bold musculature and well-defined horn and fur texture. Brilliant satin luster blankets both sides and the surfaces are remarkably clean, offering outstanding eye appeal.

A superbly preserved example boasting rich, satiny luster with soft golden highlights over smooth, original surfaces. The strike is crisp throughout, with excellent detail in the hair, braid, and bison’s coat, while the fields remain exceptionally clean for the lofty MS67 grade.

A beautifully preserved Gem with sharp detail throughout. The surfaces are lustrous and clean, displaying a soft satin sheen with light silver-gray toning and delicate golden highlights near the rims. Minimal marks are present, and the overall eye appeal is outstanding.

Satiny silver-white surfaces display exceptional originality and strong underlying luster, accented by a delicate golden-gray patina. Sharply struck throughout, the intricate Charter Oak design and majestic eagle reverse are rendered with outstanding detail.

Sharply struck with vibrant luster on nearly flawless surfaces that have a light golden hue. Only a single coin has graded numerically finer at PCGS.

An attractive, well-struck example of this Commemorative ‘key’, with silvery luster and pleasing original surfaces. Both sides show crisp detail throughout the devices, with clean fields and only light, scattered marks consistent with the grade. Old green label holder.

Well struck with sharp detail throughout the intricate ship on the reverse and ‘Neptune riding a whale’ on the obverse. The coin displays smooth, satiny luster and attractive light toning with subtle peripheral color. Surfaces are clean for the grade, offering strong eye appeal.

Brilliant and highly appealing for the grade, displaying smooth satiny luster with attractive silver-gray surfaces and strong overall eye appeal.

Fully struck with bold, well-defined bands, the coin exhibits exceptional silvery-white luster and remarkably clean surfaces.