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We now have refined the bottle age range a bit more - between about 19.have the distinctive "Diamond-O-I" marking just under the "7".
Looking at the two options under Question #8, it is clear (no pun intended) that this bottle matches refinement #2 which makes it highly probable that this bottle dates after 1920 and but probably no later than the 1960s.
Thus, under this question the bottle classifies under option "C" - Other Closure/Finish type with no further date refining possible under this question.
covers Applied Color Labels (ACL) which this bottle does have.
A close-up of this bottle's ACL is actually shown under Question #13 on the Dating page.
As the information under this question notes, ACL's in the U. date no earlier than 1933 and are still being made though most American soda bottles with this feature are from before the 1980s.
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-It is made of thick, heavy glass for its size, weighing almost 1 lb.