mga 5mos.po pero dpende s pwesto ni baby as early as 18weeks kc po nakikita na pero ung itsura po ng penis at clits ni baby prehong preho. nalalaman lng n pag babae is hamburger sign pag lalaki is turtle sign
in some cases nakikita na. depende sa position ni baby during ultrasound. pero best time is around 20+ weeks
sakim po nakita na kasi pag boy di maitago