This old straight keris estimated the dapur Tilam Upih. Tilam Upih in Javanese terminology means a mat of woven leaves for sleeping, meant to indicate the comfort of a family or household. Therefore, many Pusaka Keris were passed down from generation to generation with the Dapur Tilam Upih. This shows the hope of the family elders that their children and grandchildren can find peace and prosperity in married life. In the past, parents passed the Keris Tilam Upih to their married children from generation to generation, which means parents pray for their children so that their family life may be good, noble and prosperous. Tilam Upih is also a symbol of hope for prosperous life. Tilam Upih is also called the mother of all keris. According to a story long ago, Sunan Kalijaga once suggested to his followers that the first keris that existed was the Tilam Upih keris. I suppose the tangguh is Tuban Pajajaran (12th century). The pamor is Ngulit Smeongko. The main magical strength of pamor Kulit Semangka is making more flexible the ambulatory with people from all kinds. Moreover magical strength contributes to the fact that one comes on a simple manner to the costs. This dapur has a simple gandik. The ganja is mbatok mengkureb.

The warangka is ladrang Jawa Timurun or Madura style. The pendok is a pendok jawa timurun or pendok madura made of gold-colored metal. The handle is donoriko style.