Here in the US, the 45ACP and 10mm Glocks (G20,21,29,30 & 36) sell around $50 higher than the 9mm, 40S&W, 357Sig & 45GAP models. I feel for you in the PI as a PHP40K Glock amounts to $700+ which is a very expensive Glock indeeed.
Niner's & Big Dawgs #1736 | .357SIG & .40S&W #3223
G17(first gen), G36, G32(.40 OEM bbl, 9mm AM cnv bbl),
G19(AA .22LR LE), G23/G19 RTF2(gills), CZ P-01, VZ 58
DC, DYM, EED, GYZ, NZN, PAR "happiness is a warm gun"