Art. No. 1541 Basic information Manufacturer: Seiko Model: 6602-1990 Winding: Mechanical, manual wind Lug to lug 41,5 mm Diametre excluding crown: 35 mm Height (highest point): 10 mm Strap width, Attach/Buckle: 19/16 mm Strap size, Long/Short (excl. Watch): 115/75 mm Data Year (not validated by manufacturer): 1964 Serial no: 490939 REF.no/Case no.: 6602-1990 Jewels: 17 Looks and materials Strap material: Leather Strap color: Grey Case type: Snap back, 3 parts Case material: Stainless steel Crystal material: Acrylic Dial: Sunburst, silver Buckle material: Stainless steel Movement and meassurements (meassured in 6 positions) Caliber: CAL 6602B Average time deviation (sec / day): -6 Average amplitude (degrees): 209 Average beat error (ms): 0,3 Frequency (bph): 18000 Vacuum / Pressure test: N/A Stated powerreserv*: 45 h Extended information Service, hands: Original hands** Service, case: Cleansed case in original state** Service dial: Dial in original state** Service, buckle: Buckle/Clasp not exchanged by Marcels Watch Group Service, crown: Original crown** Service, crystal: New crystal, Sternkreuz Service strap/bracelet: New strap from other manufacturer Service, movement: Miniservice Accessories Service documents: Yes Certificate of authenticity: No Box: No box Certificate: No certificate Grading and assessments Color grade dial: Top Wesselton Damage grade dial: VSD1 Condition case: NP-Trace Overall impression: Grade A Warranty***: 12 months Remark: Case most likely polished at some point, dial with minor damages and defets 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 See https://www.marcelswatch.com/en/vintage-guide/ for grading information N/A
