The reasons are complicated as partly it the buyer's market now. Larger sound dealers bought expensive watches Q1 will not eager to sell at this moment coz of the huge loss, however many smaller dealer or individual seller are selling them for cash, that had created a huge drop of price average of 30%
Most 80% of buyers are so worry the price will not come to an end to drop, so they keep observative.
These are watch price in HKD, for new watches at market price.
Note the heat of 2022 Royal Oak 16202 was $2m in March, now is about $740,000 which is about 2.7X higher than MRSP! but this is one of the iconic Royal Oak.
BNIB =brand new in box
NOS= new old stock
HK Snob