RARE ENGLISH BOX SEXTANT HAVING GOLD SCALE & VERNIER READING TO 1 MINUTE OF ARC., SCALE -3 DEGREES TO 138 DEGREES, SIGNED: WATKINS. CHARING CROSS, LONDON ( FRANCIS OR JEREMIAH ) GOOD ORIGINAL GOLD LACQUER, EARLY DIAGONAL KNURLING, SINGLE INTURNAL FILTER, SLIDING PINHOLE SIGHT & RED FILTER. I'VE NEVER HAD OR SEEN A GOLD SCALED BOX SEXTANT BEFORE. THIS SEXTANT WAS NEVER MENT TO HAVE A TELESCOPE, ANOTHER EARLY FEATURE. VERY GOOD CONDITION, ORIGINAL LEATHER CASE. BRASS CASE 3" INCHES DIAMETER