Old Chinese green jade bead necklace. Very finest grade of natural mint green jade stone. Oval beads in graduated sizes ranging 12mm to 19mm. Round beads are 6mm diameter. Well strung with knots. Necklace measures  24 1/2" long . Weight of 40 grams. 14K white gold filigree  clasp.  Excellent condition. Some hairlines and small cavities to the beads as made.