That's what I thought and yes, the color HD is also in 1.37. I bought that digital back in 2017, and never watched it until sampling it the other day. Last October, I watched the Shout! Factory Blu-ray during our "Horror Movie Challenge" and it's in 1.78 ratio.
Yes, there are currently three digitals of the 1959 movie for sale on iTunes. One is in SD and it's from Warner. The other two are from Cinedigm with one being in color and supposedly restored. However, that HD digital is in 1.33 ratio. The other Cinedigm HD digital is in black and white. I...