Tried to send this message before - hope it does not get posted twice.
The dates you indicate are too recent and are not in my CDs so I looked in FamilySearch.org where there are several collections for Spain. Have you looked there? Here are some links.
Spain, Province of Granada, Municipal Records, 1607-1955
(Civil registration records, censuses, military records, and other miscellaneous records microfilmed and digitized at municipal archives in the province of Granada, Spain. This collection is being published as images become available)https://familysearch.org/search/collection/1865748
(Spain, Granada Catholic Pre-Marriage Investigation Files Index, 1556-1899)https://familysearch.org/search/record/results#count=20&...
(Spain, Marriages, 1565-1950)