This seller has two PM863's 1.92TB's for $1180 as a lot of 2. That's $590 ea. Cheapest single is like $700. The seller has 2 more lots of 2 for $1165 so you may have luck lower than that.
Samsung Enterprise PM863 2.5" 1.92TB SSD SATA 6.0Gbps MZ-7LM1T90 - LOT OF 2 | eBay
#bigssds
Samsung Enterprise PM863 2.5" 1.92TB SSD SATA 6.0Gbps MZ-7LM1T90 - LOT OF 2 | eBay
#bigssds