L. & A. Mathey

New York

Initial Marking: L&AM

Location: New York

Years of Operation: 1860-1882

Predecessor: Courvoisier & Mathey

Successor: Mathey Bros. & Mathez

Agents of the Matile watch from Switzerland. Sold their case business to Courvoisier & Wilcox in 1880 to focus on the import trade. [Crossman]

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
	18K Eagle	Gold	18K