A fine large late 19th Century chronometer with power reserve indication in a silver open face case. Full plate gilt keywind fusee movement, Harrison's maintaining power. Plain cock with diamond endstone, freesprung compensation balance with helical blue steel hairspring. Earnshaw spring detent chronometer escapement, screwed in jewelling, escape pivots with endstones. Signed white enamel dial with subsidiaries for seconds and power reserve, Roman numerals, blue steel hands. Substantial large plain silver open face case with gold hinges, maker's mark “F.T” in an oval.