Ball Co. CLE OH Official Railroad Standard 999B Pocket Watch 16 Size 21 J. 6 Adj. Gold-Filled Open-Face - Working - Serial #1B23456. Watch is in working condition. Original Ball Official Standard case. Unique serial #. \ \ Size: 16 \ \ Jewels: 21 \ \ Adjustment: 6 \ \ Metal: Gold-Filled \ \ We are not watch specialists. Please take time to examine the photos, and inquire with any questions you may have. Thank you. \ \