This rare Seth Thomas Automatic 8 Day Long Alarm Adamantine Mantle Clock from the year 1906 is a stunning antique piece with a rectangular shape and a black finish. Signed by Seth Thomas, this mechanical spring-driven clock features a bell and gong chime sequence, making it a functional as well as decorative item. With its classic Edwardian style and antique design, this desk alarm clock is a unique addition to any collection or decor, measuring 15 inches wide, 11 inches high, and 6 inches deep. The movement is a number 89J.

Antique Seth Thomas “Texel” Adamantine Mantel Clock 8-Day, Time + Bell and Gong Strike, Key-wind. It’s in working condition. Strikes the 1/2-hour one time and counts the hour. Measures: tall 10-3/4″, wide 16-1/4″, deep 6-3/4. Please see all photos for details. If you have any questions, please ask. Please check out my other items for sale!

This antique Seth Thomas Adamantine Parlor Chime Clock is a beautiful addition to any collection. The clock measures 15in x 11.5in x 7in and is made of brass and glass, and features an analog display. It is a spring wound mechanical clock that runs for 8 days, and is fully serviced for optimal performance. The clock is a Victorian style, and is an original piece from the early 1900s. The clock’s chimes are striking, with a sequence that includes an hour and half-hour strike. The clock also features a pendulum/moving parts, wind up keys, winders, and chimes. It is a vintage clock from the United States, and is categorized under […]

The Antique Seth Thomas Rosewood Adamantine 8 Day Mantle Clock is a vintage collectible piece from the early 20th century. This square-shaped clock features a distinctive brown color and is made of wood, with a rosewood finish. Despite being untested, this mechanical clock with an 8-day movement and analog display is a rare find for those interested in antique timepieces. Perfect for a living room, lounge, or dining room, this Seth Thomas clock adds a touch of historical charm to any space.

Antique Seth Thomas Faux Marble Adamantine Mantel Clock 8-Day, Time/Strike, Key-wind. It’s in working condition. Strikes the 1/2-hour one time and counts the hour. Measures: tall 12″, wide 14″, deep 6.5. In nice condition clock. Please see all photos for details. If you have any questions, please ask. Please check out my other items for sale!

Antique Seth Thomas Adamantine 6. Pillar Mantle Clock with Lions Head Handles. Seth Thomas is well known for their “Adamantine” black mantel clocks, which were made starting in 1882. Adamantine is a celluloid veneer, glued to the wood case. Adamantine veneer was made in black and white as well as in colored patterns such as wood grain, onyx, and marble. Case is in fair condition for its age. This was something my father inherited from my grandmother, who inherited it from her mother. I do not have the key and I have no idea whether or not it works. It has always just been sitting around for display. Please examine […]

This is an antique Seth Thomas “Adamantine” mantel clock, featuring a black celluloid veneer over a wood case, produced between roughly 1882 and 1917. The clock features an 8-day time and strike movement. It is known for its distinctive faux marble or onyx finish and decorative brass columns and feet. The “Adamantine” veneer was patented on. These clocks are popular among collectors due to their quality craftsmanship and historical significance.

Finish is Beautiful wood is unscratched kept in immaculate condition the only thing missing is the front glass piece, the insides were refurbished about a year or so ago and works great.

Antique Seth Thomas Adamantine Mantel Clock 8-Day, Time/Strike, Key-wind. It’s in working condition. Strikes the 1/2-hour one time and counts the hour. Measures: tall 11-1/4″, wide 13″, deep 5-3/4. Please see all photos for details. If you have any questions, please ask. Please check out my other items for sale!