About the Seth Thomas “Octagon, 10 Inch” Clock
Title: Seth Thomas “Octagon, 10 Inch” Clock: A Collector’s Gem
The Seth Thomas “Octagon, 10 Inch” clock is a quintessential mantel clock from the American Horology repertoire. This model, produced between the late 19th and early 20th centuries, embodies the company’s commitment to craftsmanship and design excellence.
The Octagon, 10 Inch clock features an octagonal case constructed primarily of mahogany or walnut wood, with brass accents on the corners and base. The dial is typically white enamel, framed by a brass bezel adorned with intricate floral patterns. A pendulum suspended from the bottom of the case adds to its aesthetic appeal.
This model is highly collectible due to its iconic design, association with Seth Thomas – one of America’s most renowned clockmakers – and the rarity of finding a well-preserved piece. Notable features include the precision of the movement, the clarity of the dial, and the durability of the construction materials, all hallmarks of the Seth Thomas brand.
The Octagon, 10 Inch clock is a treasure trove for antique clock collectors, offering not only a glimpse into American Horology’s rich past but also a testament to the enduring quality of Seth Thomas products. Its compact size makes it suitable for various decorative settings, further enhancing its collector value and desirability.
Auction Records and Price History
The following 1 auction record(s) show actual sale prices for the Seth Thomas “Octagon, 10 Inch” model clock. Prices vary based on condition, originality, and current market demand. Search for more records on AntiqueClocksPriceGuide.com.

C.1910, Seth Thomas “10-Inch Octagon Gilt” Wall Clock
in good original condition. There are a couple of minor flakes on the original dial, and some wear to the numerals, however, clock retains original finish, gilding, tablet, label, pend etc. Note the dial has separated from the bezel and will need attention. Interestingly, the label has an extra red stamp: “Made in America”. An ever-popular model. Height 21 inches $200-250
Sold: $300 | Date: 11/1/2000 | Source: R.O. Schmitt Fine Arts