The perfect complement to Ty Law's Hall of Fame gold jacket -- custom Air Jordans -- featured 12,000 crystals ... and TMZ Sports has learned the insane kicks took 40 HOURS to customize!!!
The New England Patriots legend hit up Leah Miller at Bella Artistry to make sure his footwear was right for the biggest day of his post-football life ... and the results were incredible.
The shoes feature 12,000 black, gold and New England Patriot-colored Swarovski crystals ... and we're told they were all HAND-PLACED one by one.