In many but not all cases, the trailing digit of the model number corresponds to the capacity in pints of the bowl or dish, e.g. #043 = 1½ quarts = 3 pints. Sets were typically assigned catalog numbers similar to the model number sequence of the pieces they contained, e.g. a #470 set contained 1 each 471, 472, and 473.
What Pyrex is worth the most?
Patterned Pyrex—such as the 1956 Pink Daisy or the 1983 Colonial Mist—also tend to be valuable as a collectors item. Some patterned collections, like the 1959 Lucky in Love heart and four-leaf clover design, have been valued as high as $4,000 for one bowl.
What size is my Pyrex dish?
Pyrex Basics 3 Quart Glass Oblong Baking Dish, Clear 8.9 Inch X 13.2 Inch - 3 Qt.
How can you tell if Pyrex is borosilicate?
If you look at the edge of a dish and it is made out of soda-lime glass it will be a blueish-green hue. If the glass is Borosilicate then you should not see any color.