How can you tell a fake Kate Spade bracelet?

How do you authenticate a vintage Kate Spade?

https://www.youtube.com/watch?v=Ig5HWNksar4

What is the difference between Kate Spade and Kate Spade New York?

Kate Spade New York is now employing a new logo on its merchandise. It is, appropriately, still a spade — but instead of a tiny shaded spade below the "Kate Spade" name, it's now much larger and in many cases replaces the writing altogether.28 Jan 2019

What is the difference between Kate Spade and surprise Kate Spade?

these items are very similar in style to items you may have seen before, but may have variations in color, trim, or embellishment. these products are designed for the kate spade new york customer and cannot be found in our land-based specialty stores. surprise sale prices are only valid during the surprise sale.