Thank you for submitting your item for appraisal. This appears to be a japanese earthenware bowl with green colour crackle glaze, coarse footrim, uneven glaze with a few spots not covered, a few losses on the inside and at the rim. Unknown potter, possibly Kyoto region, first half 20th century. The estimate is based on similar items offered or sold at auction. There is no measurement for the sentimental value you might attach to the item.