Art. No. 1386 Basic information Manufacturer: Glycine Model: KMU 48 Winding: Mechanical, manual wind Lug to lug 56,5 mm Diametre excluding crown: 48 mm Height (highest point): 11,5 mm Strap width, Attach/Buckle: 24/22 mm Strap size, Long/Short: 120/75 mm Data Year (not validated by manufacturer): 2017 (date on certificate) Serial no: 179/250 REF.no/Case no.: 3905.99AT.LB90 Jewels: 17 Looks and materials Strap material: Leather Strap color: Black Case type: Screw down case, 3 parts Case material: PVD-Coating Crystal material: Sapphire crystal Dial: Black Buckle material: PVD-Coating Movement and meassurements (meassured in 6 positions) Caliber: ETA 6497-1 Average time deviation (sec / day): 4 Average amplitude (degrees): 290 Average beat error (ms): 0,1 Frequency (bph): 18000 Stated powerreserv*: 46 h Extended information Service, hands: Original hands** Service, case: Cleansed case in original state** Service dial: Dial in original state** Service, buckle: Original buckle** Service, crown: Original crown** Service, crystal: Original crystal** Service strap/bracelet: Original strap** Service, movement: Function tested and controlled for time keeping Accessories Service documents: Yes Certificate of authenticity: Yes Box: Original Box** Certificate: Original certificate Grading and assessments Color grade dial: Riverside Damage grade dial: Flawless Condition case: NP-Surface-P Overall impression: Grade AAA Warranty***: 12 months Remark: Limited Edition Other *Deviation is to be anticipated **Originalpart mounted on the watch when purchased, no guarantee that it is factory original ***Function warranty, i.e. the functions is guaranteed to work during this time given that the watch is treated within the guidelines of treatment. In the event of outer mischief, warranty is not applicable See https://www.marcelswatch.com/en/vintage-guide/ for grading information See https://www.marcelswatch.com/en/vintage-guide/ for grading information Information from official webbsite: N/A