clubhouse - chevron
plant the X - X
key to note - image referencing a small key - 3 rounds from the topper - semy of keys - tbc
watchword - strength and honor - if a lozenge is ok - maybe as highly designed representing strength and honor
I think it would look best with 2Q's, one chequy, one vertical and horizontal lines ... tbc for accuracy of symbolism

confirmation - COA
(ie. this is the confirmed route ... unique coloration of the COA - black with 2 shades of gray/silver-edgy looking)