1950s Black Swimsuit with Ruching, Sea Stars size M/L

Description - Very cool and glamorous 50s swimsuit! it has ruching on the bum. The chest has semi firm cups and it would be best for a curvy girl. There is a heavy metal zipper up the back.  The straps have 3 button options. 

Details

Brand - Sears Sea Stars

Size - Modern M/L with I think approx a D cup (my mannequin is a size XS/S and I had to clip it on her to show the shape)

Chest - 20" across front pit to pit, 16" across back but stretches to 20"

Underbust - 16" acrossm stretches to 17.5"

Waist - 15" across, stretches to 16.5"

Hips - 18" across, stretches to 22"

Leg Opening - 10", stretches to 14.5"

Shoulder to Crotch - 31" (shortest button unstretched) - 34" (longest button stretched)

Condition - It is in very clean and in good condition considering the age.  The elastic is all original as far as I can tell and it still has a lot of spring.  The only flaw I found was a small fabric flaw on the chest that looks like a slight wrinkle.  I thought my steamer was going to remove it but I was wrong