consummate, expert, masterly

classic, dandy, excellent, fabulous, fine, first-class, first-rate, grand, great, marvelous (or marvellous), prime, superb, superior, superlative, terrific, top, top-notch, unsurpassed

completed, finished, perfected, polished

complete, entire, intact, whole

mint, unbruised, undamaged, unimpaired, uninjured, unmarred, unspoiled

exceptional, fancy, high-grade, special

airtight, bulletproof

accurate, correct, exact, precise

inerrant, infallible, unerring, unfailing