Rolex. A rare black lacquer purse watch with two-tone silvered dial and original box

Rolex. A rare black lacquer purse watch with two-tone silvered dial and original box
Signed Rolex, Sporting Princess, ref. 1563, case no. 1703, circa 1930
Cal. 350 rectangular-shaped nickel-finished Extra Prima lever movement, 18 jewels, metal dust cap, two-tone silvered dial, Arabic numerals, large subsidiary seconds, oblong case, snap on back, in hinged frame set into the black lacquer outer case, hinged cover opened/closed by sliding it slightly down/up, case, dial and movement signed
40 mm. wide