Antique Seth Thomas “Regulator No. 9” Model Clock

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About the Seth Thomas “Regulator No. 9” Clock

Title: Seth Thomas Regulator No. 9 Clock Model – A Collector’s Delight

The Seth Thomas Regulator No. 9, a quintessential example of American craftsmanship, belongs to the regulator clock category. This timepiece, designed primarily for accurate timekeeping in scientific or industrial settings, stands as an iconic representation of the Seth Thomas Clock Company’s dedication to precision and quality.

Typically crafted from rich mahogany, walnut, or cherry wood, the Regulator No. 9 boasts a robust and imposing presence, characterized by its tall, slender case design and intricate wooden details. The dial, often featuring Roman numerals, is housed within a brass bezel and adorned with a seconds pendulum below the dial for exact time measurement.

Produced predominantly between 1870 and 1920, this model enjoyed its heyday during the Industrial Revolution, gracing homes, laboratories, and offices alike with its unrivaled accuracy. As one of Seth Thomas’ most collectible models, the Regulator No. 9 stands out due to its historical significance, exceptional craftsmanship, and scarcity in the antique market.

Notable features of the Regulator No. 9 include the large, ornate brass pendulum bob suspended from a beautifully designed brass rod, adding an elegant touch to its already impressive design. Additionally, the model’s ability to maintain remarkable accuracy over time has solidified its reputation among collectors as a testament to Seth Thomas’ commitment to creating exceptional timepieces.

In summary, the Seth Thomas Regulator No. 9 clock model offers antique clock enthusiasts an opportunity to own a piece of American history, blending aesthetic appeal with the promise of unparalleled precision and craftsmanship. This remarkable

Auction Records and Price History

The following 9 auction record(s) show actual sale prices for the Seth Thomas “Regulator No. 9” model clock. Prices vary based on condition, originality, and current market demand. Search for more records on AntiqueClocksPriceGuide.com.

Mixed lot: A Self Winding Clock Co, NY, "No. 9 Regulator" case, now with a large Seth Thomas double spring No. 40 style movement, and with a meter pendulum. This is the 1887 version with full glass door w/ no dial surround.

Mixed lot: A Self Winding Clock Co, NY, “No. 9 Regulator” case, now with a large Seth Thomas double spring No. 40 style movement, and with a meter pendulum. This is the 1887 version with full glass door w/ no dial surround.

the oak case itself is in pretty good condition with original finish, and certainly of interest to the Self Winding collector. Supposedly the current mov’t was re-worked to be compatible with a meter pendulum, but the suspension spring is broken and we are Not able to verify that it will keep time. So you should really be looking at this as a case and pendulum [with replaced stick], and a separate signed Seth Thomas dial and movement. Ht 70″

Sold: $518 | Date: 5/15/2010 | Source: R. O. Schmitt Fine Arts


Case only- Gilbert Clock Co., Winsted, Conn. "Regulator No. 9" in oak with a Seth Thomas No. 68 time only, weight driven, trapezoidal movement only, c1900

Case only- Gilbert Clock Co., Winsted, Conn. “Regulator No. 9” in oak with a Seth Thomas No. 68 time only, weight driven, trapezoidal movement only, c1900

the top crest to the case is absent and there are cut outs on the rear sides of base. One side of glass needs to be puttied. The movement has pulley, key and second hand only. Ht 70″

Sold: $750 | Date: April 27, 2014 | Source: R. O. Schmitt Fine Arts


Seth Thomas "Regulator No. 9", ca 1884. 8 day, weight, time only movement, running.

Seth Thomas “Regulator No. 9”, ca 1884. 8 day, weight, time only movement, running.

48 inch oak case is near perfect. Original 10 inch zinc painted dial, has some minor flaking. Case has the factory stamp, “1889”. This clock was in the Seth Thomas exhibit at the Great Lakes Regional a few years back. They don’t get much better than this. Ly-Seth Thomas No.403.

Sold: $3,775 | Date: January, 2002 | Source: Horton’s Antique Clocks


Seth Thomas "Regulator No. 9", ca 1884. This was a very poplar case style for the Seth Thomas Company.

Seth Thomas “Regulator No. 9”, ca 1884. This was a very poplar case style for the Seth Thomas Company.

They put their calendar movement in the bottom and called it the Office Calendar No. 12, and they sold the No. 9 cases and movements to the Self Winding Clock Co., who added their winding attachmentand other parts. This walnut case is 48″ high, clean, polished, and in verynice condition. The movement is 8 day weight driven, time only. Painted zincdial is 10 inches. Brass weight, pendulum bob, dial ring, beat scale, allclean and polished. There are no deficiencies or problems that we need tomention. Very nice clock. Ly-Seth Thomas No. 403.

Sold: $3,535 | Date: July, 2003 | Source: Horton’s Antique Clocks


Seth Thomas Clock Co., Thomaston, Conn., "Regulator No. 9" wall clock 8 day time only weight driven movement in oak case with painted metal dial, c1900

Seth Thomas Clock Co., Thomaston, Conn., “Regulator No. 9” wall clock 8 day time only weight driven movement in oak case with painted metal dial, c1900

the case has its original finish nicely rubbed down with some deterioration to veneer on inside of backboard and more on the outside. The original dial has great original paint. Ht 48″

Sold: $2000 | Date: May 15, 2011 | Source: R. O. Schmitt Fine Arts


Seth Thomas Clock Co., Thomaston, Conn., "Regulator No. 9" wall hanging clock with a weight driven, 8 day, timepiece movement with dead-beat escapement and maintaining power in an oak case.

Seth Thomas Clock Co., Thomaston, Conn., “Regulator No. 9” wall hanging clock with a weight driven, 8 day, timepiece movement with dead-beat escapement and maintaining power in an oak case.

The case is in excellent condition and has been refinished. The original painted dial is in very good condition with one area of in-painting. The hour and minute hands have age and may be original. The seconds bit is replaced. The label inside the case may be a replacement. The door glass is original. The movement is signed. A very clean example of this model. The case back carries a factory date of July, 1899.

Sold: $1100 | Date: May 19, 2018 | Source: R. O. Schmitt Fine Arts


Seth Thomas Clock Co., Thomaston, Conn., "Regulator No. 9" wall clock, 8 day, time only, weight driven movement in a cherry case with a painted metal dial, c1890

Seth Thomas Clock Co., Thomaston, Conn., “Regulator No. 9” wall clock, 8 day, time only, weight driven movement in a cherry case with a painted metal dial, c1890

the clock is in excellent original untouched condition including case finish, paint on dial and weight. Ht 45 1/2″

Sold: $3,200 | Date: May 4, 2013 | Source: R. O. Schmitt Fine Arts


Seth Thomas Clock Co., Thomaston, Conn., "Regulator No. 9" wall clock, 8 day, time only, weight driven movement with nickel plated pulley, pendulum bob and weight in a walnut case with a painted metal dial, c1890

Seth Thomas Clock Co., Thomaston, Conn., “Regulator No. 9” wall clock, 8 day, time only, weight driven movement with nickel plated pulley, pendulum bob and weight in a walnut case with a painted metal dial, c1890

the case retains its original finish, rubbed down. The original dial pan is repainted. Ht 47″

Sold: $1,700 | Date: October 28, 2012 | Source: R. O. Schmitt Fine Arts


Seth Thomas Clock Co., Thomaston, Conn., "Regulator No. 9", 8 day, oak case weight wall timepiece, c1896

Seth Thomas Clock Co., Thomaston, Conn., “Regulator No. 9”, 8 day, oak case weight wall timepiece, c1896

Oak case in very nice as found condition in original finish. Original painted dial with some very minor loss at about four o’clock, at the winding arbor and at the area in the center showing signs of lifting. Hands, weight and pendulum are original. Ht 48″

Sold: $3,000 | Date: October 28, 2012 | Source: R. O. Schmitt Fine Arts