70s does 20s Saks Fifth Avenue sapphire silk flapper dress

this sapphire silk stunner is from saks 5th ave in the 70s and has gorgeous beaded details. so floaty and amazing

label: saks fifth avenue
tag size (vintage): M
material: all silk and glass beading
length: approx 42" laying flat
chest: 34-36"
waist: 28-31"
as is: a few light stain marks on the front and a few pin holes but nothing major, marks would likely lift when cleaned but no biggie. possibly missing beads or flaws i missed