18k marked JKa 750 with akoya pearls necklace 35 inch long weight 51.95 grams bracelet 7 inch weight 10.20 grams brouch 48.77 mm weight 11.28 grams pearls measures 6.75 mm Apparently they bought them at uyeda jeweller Tokyo japan
Necklace 35 inches long bracelet 7 inches brouch 48.77 mm
JEWELLERY BOX - An 18k Akoya Cultured Pearl Necklace, Bracelet & Brooch, probably 1980's, Tokyo
comprising: an opera length Necklace, composed of 6.75mm pearls, 35" long, a matching Bracelet, 7" length, and a cultured pearl floral spray Brooch, 4.8cm, each marked 18k, total gross weight 73.46 grams, marked JKa 750.
Purchased at Jewellery Box, Uyeda Jeweller Tokyo japan
Good morning the total gross weight 73.46 grams and thank you for your help