82’ Rolex 16800 Submariner Date

A transition vintage diver from Plexi glass to Sapphire crystal.
Ref.16800
Circa.1982, Serial 7,12x,xxx 
Paper -✅
Box -❎
Calibre : 3035 quickset calendar, 42hrs power reserve automatic 
Condition:
40mm unpolished middle case,
Medium patina on Matt dial, hands with a bit of oxidation and matching Color to the dial, matching date 93150 bracelet. And a Japanese certificate dated in 1982.