Answer: watch

AnswerCrossword Clue
WATCHUsual gift for a retiree
WATCHSentry.
WATCHVigil.
WATCHPay heed to.
WATCHObserve.
WATCHSailor's duty period.
WATCHSwiss purchase
WATCHSurveillance
WATCHRetiree's gift
WATCHOversee
WATCHVigil
WATCHTicker on a chain
WATCHDo guard duty
WATCHThis is issued when hurricane conditions are possible within 24 to 36 hours
WATCHWrist timer
WATCH"Check this out"
WATCHSentinel
WATCHTimepiece
WATCHAscertain
WATCHGuard
watchto remain vigilant
WATCH"Looky here!"
WATCHSentry's shift
WATCHBand instrument?
WATCHWhat a sentry stands
WATCHKeep an eye on
WATCHObserve
WATCHPocket timepiece
WATCHEye
WATCHSentry's stint
WATCH"... on the Rhine" (Lillian Hellman play)
WATCHHeirloom for Christopher Walken in "Pulp Fiction"
WATCHHypnotist's prop
WATCHTime keeper
WATCHTimekeeper
WATCHEnjoy, as television
WATCHSentry's duty
WATCHFob contents
WATCHObserve carefully
WATCHWrist timepiece