Longines Ref. 6577-4

LONGINES REF. 6577 YELLOW GOLD Longines, movement No. 9866264, Ref. 6577-4. Made in the 1960s. Fine, center seconds, 18K yellow gold wristwatch. Three-body, solid, polished, snap-on case back, concave lugs. Two-tone silver with applied yellow gold faceted indexes on a guilloche reserve, concentric 1/5th seconds track. Yellow gold dauphine hands. Cal. 23 ZS, rhodium-plated, 17 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating Breguet balance spring, index regulator. Notes Dial, case and movement signed. DIAM. 34 mm. THICKNESS 10 mm. To be sold without reserve