Silver Antiques Online has dated this piece to the 1910s.

Made by A & J Zimmerman in 1918 the Silver Inkwell is in excellent condition and would look superb on any desk or would add to any silver collection.
Condition ***********************
Used / Excellent

There is no damage and no repairs.
Glass insert is not original.
One or two minor dinks to base – nothing much but mentioned for accuracy.
Dimensions ***********************
Diameter – 3.0” (75mm) / Height – 1.5” (38mm)

Weight – 141gm / 4.55ozt (Note: Weighted Base and Glass Insert)
If you require any further information please contact us or visit our web site at: www.silverantiques.online
Shipping ***********************

UK: --------------------------------- £8.00 (Special Delivery Next Day)
EU Countries: ------------------ £12.00 (Royal Mail International Tracked)
USA / Canada: ----------------- £25.00 (DHL Express)
Australia / N. Zealand: ------ £35.00 (DHL Express)
(Please include these charges with your payment to avoid delay in shipping)
Silver Antiques Online has dated this piece to the 1910s.
Specialising in antique english sterling silver.
You can view the stock and full dealer information on the Silver Antiques Online Profile Page