ST1000DM003) 1TB 3.5″ 7200RPM SATA Hard Drive - iMac 27″ A1419
Seagate 1TB HDD 3.5" Internal Hard Drive - Newegg.com
ST1000DM003-HP - Refurbished - HP / SEAGATE 1TB 7.2K RPM SATA III 3.5 INCH LARGE FORM FACTOR LFF DESKTOP HDD ADVANCED FORMAT AF NON HOT PLUG 6GB/S SATA3 HARD DRIVE - NO
Seagate Barracuda ST1000DM003 1TB SATA 3.5" HDD 655-1724 FW AP15 Apple iMac | eBay