Zenith - Moonphase Triple Calendar - NOS & PAPER - 1980's

Technical specifications :
brand : Zenith
gender: unisex
year : 1980's
movement: quartz 
function : sub-secondmoon phase, directional bezel, date, day, month
case: gold-plated, steel
case back: steel
diameter excluding crown: 30mm
diameter with crown: 40.5mm
horn to horn length: 44.5mm
thickness (crystal included): 9mm
lugs : 19mm
crown: original
bracelet: original
buckle: original 
crystal crystal: mineral (condition: 9/10)
water-resistant: no
box: no
paper : yes
document: business invoice