Square shaped sapphire stones can have a number of cuts such as
We like it keep it simple around here and call all square shaped sapphires a square! (slash Cushion because that is the most common and popular cut for the square shape).
Squares and rectangles are stable. They’re familiar and trusted shapes and suggest honesty. They have right angles and represent order, mathematics, rationality, and formality. They are seen as earthbound. Rectangles are the most common geometric shape encountered. The majority of text we read is set in rectangles or squares.