When it comes to complicated and completely legible watches its hard to get better than a Audemars Piguet Royal Oak Perpetual Calendar.
The present example is a ref. 25800ST made from stainless steel and measuring 33mm across without the crown. The integrated and iconic Audemars Piguet stainless steel bracelet has an AP logo adorned deployant clasp.
The rarity of this model is not to be underestimated, they are seldom seen in this smaller size.
It houses the cal. 2141/2806 movement an automatic perpetual calendar.
Accompanied by a user manual and Extract from the Register paperwork showing the present example is from the year 2000.
