The datasheets indicate that the peak forward voltage is 1.7.At any given time, this device consumes about 1 continuous forward current.The DC reverse voltage must be less than 1000.
HS1MF-T M2G Features
the forward peak voltage is 1.7
HS1MF-T M2G Applications
There are a lot of Taiwan Semiconductor HS1MF-T M2G applications of RF diodes.