3ct diamonds are rare, above average in size, and extremely sought-after, thus they command a high price per carat. The exact price of a 3 carat engagement ring depends on the diamond's Cut, Color, Clarity, Shape and, of course, setting.
As we've said before, size is not the only factor to consider when selecting a ring. For many brides-to-be, things like cut or clarity may be more important than actual carat size. For the average person in the U.S., any diamond at least between 2 and 2.4 carats is considered “big,” i.e., way more than enough.
Yes, the final touch comes from The Flash, who uses his superpowers to spark Superman back to life. Much like Frankenstein's monster, the initial wake-up doesn't go smoothly. Superman is disoriented, shocked, and confused. He lashes out, and it's not until he sees Lois Lane that he comes to his senses and calms down.
Diana arrives, joining Batman and Superman in their fight against the creature. Superman realizes its vulnerability to kryptonite and retrieves the spear, fatally impaling the creature with it. In its dying moments, the creature kills Superman, who was weakened by kryptonite exposure.