Detail of the long-life vase..
Same as above. Detail of the long-life vase, the top is missing.
Same as above, long-life vase missing (or perhaps there was a bowl in his hands, in which case we would be looking at Amitabha).
All four sculptures were made in the 11th-12th century Nepalese (Thakuri) style (ungilt metal, straight posture, slender waist, mitre-like crown, broad sash across the chest etc.).