Cal. Code Regs. tit. 3, § 1353.4
The shell egg size standards for consumer grades are indicated in the following table. Tolerance for individual eggs at the next lower size is 4 percent.
Size or Weight Class
Grams
Grains
Ounces
Jumbo
68.51
1,057
2 5/12
Extra Large
61.42
948
2 1/6
Large
54.34
839
1 11/12
Medium
47.25
729
1 2/3
Small
40.16
620
1 5/12
Peewee
No minimum
Note: Authority cited: Sections 407 and 27531, Food and Agricultural Code. Reference: Sections 27531 and 27651, Food and Agricultural Code.