Anggitay is a creature with an upper body of a female human and of a horse from waist down.
They were the Philippine counterpart for the centauride

Kentaurides

Kentaurides are the female members of the Kentauroi, a tribe of centaurs in Greek mythology. The most referenced of the Kentaurides is Hylonome, the wife of Centaur Cyllarus. Although rarely mentioned in Greek writing, Kentaurides were depicted most often in Greek art and later Roman mosaics...

, the female centaurs. They are also believed to be the female counterpart of Tikbalang

Tikbalang

Tikbalang is a creature of Philippine folklore said to lurk in the mountains and forests of the Philippines. It is generally described as a tall, bony humanoid creature with disproportionately long limbs, to the point that its knees reach above its head when it squats down...

.

Sometimes, they are illustrated to have a single horn in the middle of their forehead just like a unicorn

Unicorn

The unicorn is a legendary animal from European folklore that resembles a white horse with a large, pointed, spiraling horn projecting from its forehead, and sometimes a goat's beard...

. They were usually said to be attracted to precious gemstone

Gemstone

A gemstone or gem is a piece of mineral, which, in cut and polished form, is used to make jewelry or other adornments...

s, and jewelries.

It is believed to be that the Anggitay usually appears when it rains although the sky is clear.