CRYPTEX HUNT OF 2019 PUZZLE

The Cryptex Hunt of 2019 had a magazine theme and featured various puzzles in the form of ads. Below is the contribution from PostCurious.
You can solve this puzzle by itself or visit the Cryptex Hunt website for more information.
This puzzle requires outside research, and hints can be found below the image. (Please note this promo code is no longer valid.)
Click on the image to see the puzzle, and click the arrow on the right for hints.
If you want to look at the puzzle image at the same time as the hints, right click on the puzzle image to open in a new tab.