He had 11 one-putt greens and posted 10 3's.
At one point, Watson had nine one-putt greens in a row, rolling them in from lengths ranging from three feet to 25 feet.
He also sank an 80-footer for birdie on No. 11 and had eight one-putt greens.
When Inkster missed, she seemed beaten, although Sheehan would protect her lead with three more one-putt greens before it was over.
She did not three-putt all week, she had 39 one-putt greens, and in each of her final two rounds, she needed just 25 putts.
Schulz had nine one-putt greens, and made four second putts longer than five feet.
He sank the putt, his 11th one-putt green of the round, and the eagle finish gave him the 10-under score.
He also had nine one-putt greens.
He had 11 one-putt greens in the second round, and he has gotten up and down to save par 12 times.
Ballesteros had an unusual round with 11 one-putt greens as he scrambled to the finish, saving par with single putts on each of the last four holes.