GOLD HUNTER CASE ROLEX, 30S Four body and 14K gold case, n. 4913851, signed “Keystone”, back and cover decorated with engravings and twisted floral and guilloché motifs, band engraved with waves, small monogram on the cover, polished dome. Shaped pendant and horseshoe-style bow.
Two-level white enamel dial signed, Roman hour numerals, minute track, sunk subsidiary seconds dial. Blued pear hands.
Key-less nickel-finished and brushed movement, signed on the winding-wheel, bridge plates, based on Cortebert caliber, 15 jewels, lever escapement, cut compensated and bimetallic balance with screws adjusted to three positions and temperature, blued Breguet hairspring. 
Diameter Ø: 48,5 mm | Weight: 91,4 g
Note: working.