This product is either discontinued or we cannot get that from suppliers.
Samsung SM-R840NZSAXSA, Black, 1.4 inch Super AMOLED(360x360) with 16M Color Depth, Dual-Core 1.15GHz, 1GB RAM, 8GB ROM, Battery 340mAh, Water Resistant 5ATM2 + IP68 / MIL-STD-810G4.
Samsung Watch 3 - 45mm Bth Mystic Silver (SM-R840NZSAXSA).