Essex Watch Case Co.

Newark, New Jersey

Initial Marking: SX

Location: Newark, New Jersey

Years of Operation: 1884 - 1905

Sold to Atkinson Brothers in June, 1888. Led by T.B. Hagstoz (1892). Sold to Courvoisier-Wilcox Mfg Co. in 1893.

Case Grades

Note: This chart is not intended to be a comprehensive list of grades. Some grades changed traits over time and other grades may not be listed. This chart will be improved as additional information is studied.

Image	Name	Case Material	Gold Content	Gurantee	Source Catalogs	Trademarked
	Columbia	Gold-Filled	14K	15-Year	1896OY, 1896MF
	Columbia	Gold-Filled	14K	20-Year
	Derby	Gold-Filled			1890JC05
	Essex	Rolled Gold Plate		10-Year	1899BHIA
	Essex 10K/15YR	Gold-Filled	10K	15-Year	1894BA, 1894NRC, 1895SFM, 1895OY
	Essex 14K/10YR	Gold-Filled	14K	10-Year	1899ACB, 1899SAC, 1900LMC
	Essex 14K/20YR	Gold-Filled	14K	20-Year	1893BHIA, 1894BA, 1894NRC, 1895SFM, 1895OY, 1899BHIA, 1899ACB, 1900LMC, 1901BAC
	Essex 14K/25YR	Gold-Filled	14K	25-Year	1899BHIA, 1899ACB, 1900LMC, 1901OY, 1903ON
	Mascot	Rolled Gold Plate	14K	5-Years	1896OY, 1897BB
	Mascot	Rolled Gold Plate		10-Year	1899BHIA
	Superior	Gold-Filled	14K	25-Year	1890JC05, 1896OY, 1896MF