Russian Two-day Marine Chronometer

Russian Two-day Marine Chronometer, 20th Century, 4-in. dia. silvered Arabic numeral dial marked by Russian maker, Up-Down indicator, seconds and 23471 , 3/4 plate gilt brass damascened plate, chain fusee movement with maintaining power, split bi-metallic balance, helical hairspring and spring detent escapement all in a gimbaled lacquered bowl and hardwood brass bound three tiered case with carrying handles and tipsy key, overall dimensions, ht. 7 1/2 x wd. 7 1/2 x dp. 7 3/4 in. Movement runs and functions but could use lubrication, brass gimbals and case components in original lacquer.