Mintage:
Circulation strikes: 1,241,903
Proofs: 0

Designer: John Reich

Diameter: ±32-33 millimeters

Metal content:
Silver - 89.2%
Copper - 10.8%

Weight:  208 grains (13.48 grams)

Edge: Lettered ("FIFTY CENTS OR HALF A DOLLAR")

Mintmark: None (all 1813 Half Dollars were struck at Philadelphia, Pennsylvania)

Images courtesy of Superior Galleries

Varieties (10):
Overton 101  
Overton 102  
Overton 103  
Overton 104  
Overton 105  
Overton 106  
Overton 107  
Overton 108  
Overton 109  
Overton 110  

Recent appearances:
See variety listings

Notes:
The extremely rare 1813 Half Dollars struck in copper are believed to be private "restrikes".

The finest example graded by PCGS is a single MS-65.

The finest "50C/UNI" examples graded by PCGS are 4 MS-63's.

Sources and/or recommended reading:
Al C. Overton, "Early Half Dollar Varieties 1794-1836"

"The PCGS Population Report, April 2003" by The Professional Coin Grading Service