seach higher than in a message field

Elastic Stack Elasticsearch
1

Message field , is SUCCES Sending eenheidUpdated to URL https://xx.local Time elapsed: 7xx milliseconds, ( 7xx different values)

search with:
message: "time elapsed" and https://xx.local/ and 700

The results are:
SUCCES Sending eenheidUpdated to URL [ttps://xx.local Time elapsed: 700 milliseconds

I want to search higher and equal than 700 , how can I do this ??