For repair or parts. [The back cover is signed] Please look at the picture. [Band] Stainless steel Not original [Calendar] English and Kanji. [When was the last maintenance] Unknown [Accuracy of time] Not working [Size] width without crown: 34.7 mm length lug to lug: 40.4 mm thickness: 8.3 mm lug/strap width: 18.3 mm Please look…