Yes, this dress is in Women's sizing.
Here is a breakdown of the sizing:
Small: Size 2-4
Medium: Size 6-8
Large: Size 10-12
X-Large: Size 14-16
2X-Large: Size 18
Item Number: 031311 is very similar to the boots found in the photo, but currently do not have the necklace online. I apologize. You may like Item Number: 281E35 as a necklace to match. It may provide a nice pop of black and silver.