Hello ArmisT: I think they use same case, but I will check tonight again and will answer you. The difference in the pictures I feel is due to the type of straps. The 662 was ftted with a very flexible...
By: Subexplorer : January 19th, 2024-14:13
... OM straps which allows for a more tight closing but the 587 had a more rigid OM leather with a more loose closing when brand new. Anyway I will confirm later about the cases of each one. Thank you for viewing !! Abel
He noticed small differences between the two, but felt the 673 wore more comfortably. I'd guess the 587 and 662 have the same case, but will await word from Abel or Sergio.