3 aircraft and 3 cabin layouts, from the DHC-6 Twin Otter to the 737 MAX 8. Pick one for its seat map, the best seats and the seats to avoid.
There are seat maps for 3 Cayman Airways aircraft here: the Boeing 737 MAX 8, the DHC-6 Twin Otter and the Saab 340.
The Boeing 737 MAX 8, with 160 seats: 16 Business and 144 Economy in its main layout.
The Boeing 737 MAX 8, with 32" of seat pitch in Economy and seats 17" wide.