This style of knife from Sumatra is also known as Tumbok Lada. This specific one is a very good exemplar. 8 ½ inches long, Short wide wood handle with good age patina. Wood scabbard with finely chased silver locket and chape and silver bands The down extending horn mouth is beautifully carved. Total length 12 inches. Very good condition. Small damage to the brass bolster. Few silver bands are missing.