Country House Fine Art has dated this piece to the Victorian era.
The watch has the original A.W. 6392 protective case.
In excellent condition with only minor signs of age/usage.

case diameter = 40mm, gross 45.7gm (excluding protective cover)
details for this watch below found on watch database
Grade: Lady Waltham
Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts

Movement Serial Number: 16155889
Grade: Lady Waltham
Model: 1890
Run Quantity: 1,000
Total Production: 52,480
Size: 6s
Jewels: 16j
Movement Configuration: Hunting
Movement Setting: Pendant
Plate: 3/4 Split Plate
Regulator: Patent
Hairspring: Breguet
Adjusted: Yes
Railroad Grade: No
Data Research: 1954 Waltham "Gray Book" List
Free delivery to UK mainland
Country House Fine Art has dated this piece to the Victorian era.
Specialists in fine art including portraits from the 17th century onwards, seascapes and landscapes
You can view the stock and full dealer information on the Country House Fine Art Profile Page