Hi,

Any Omega fans here or watch expert can advice which watch is the best choice in between these 2 watch. 
I know beside the size and look, which is more practical and easy to sell later? Getting a gift from company. Any advice from expert here?

Omega Seamaster Planet Ocean 600M, 45.5 mm with reference number 215.30.46.51.03.001



Omega Seamaster Planet Ocean 600M, 43.5 mm with reference number 215.30.44.21.03.001