Thus, it can not be said that the NLRC acted with wantonness or arbitrariness or in a despotic manner as its findings and conclusions are based on matters on record.[17]     Petitioners insistence that the NLRC committed grave abuse of discretion when it did not follow this courts ruling in German Marine Agencies, Inc. is unconvincing.Nowhere in that case did we hold that the company-designated physicians assessment of the nature and extent of a seamans disability is final and conclusive on the employer company and the seafarer-claimant. While it is the company-designated physician who must declare that the seaman suffered a permanent disability during employment,[18] it does not deprive the seafarer of his right to seek a second opinion.   The relevant provision of the POEA Standard Employment Contract states:   SECTION 20. COMPENSATION AND BENEFITS   x x x x x x x x x   B. COMPENSATION AND BENEFITS FOR INJURY OR ILLNESS   The liabilities of the employer when the seafarer suffers work-related injury or illness during the term of his contract are as follows:         x x x x x x x x x   3. Upon sign-off from the vessel for medical treatment, the seafarer is entitled to sickness allowance equivalent to his basic wage until he is declared fit to work or the degree of permanent disability has been assessed by the company-designated physician but in no case shall this period exceed one hundred twenty (120) days. For this purpose, the seafarer shall submit himself to a post-employment medical examination by a company-designated physician within three