The Rolex DateJust (current model)

[Lexor]

The Datejust had a movement change from the 16013 to 16233 to 28.8 bps, this was considered a major upgrade at the time since the new movement came with a sapphire crystal.

[ballain]

Originally Posted by Lexor

The Datejust had a movement change from the 16013 to 16233 to 28.8 bps, this was considered a major upgrade at the time since the new movement came with a sapphire crystal.

Mouvement or case,

Cause i have a 16013 with an acrylic,
Mouvement is a 3035 and runs at 28,800bpm

[DJJon]

Originally Posted by ballain

Mouvement or case,

Cause i have a 16013 with an acrylic,
Mouvement is a 3035 and runs at 28,800bpm

Your Datejust runs 60 times faster than mostly anyone's but Skutt50's !

Originally Posted by Skutt50

Ditto ballain.

I also have a 16013, acrylic, 3035 running at 28.800 bps.

Yours runs 60 times faster than ballain's and 36,000 times faster than everyone elses !

GENTLEMEN - the movement is 8 ticks per second, universally expressed as 28,800 BPH (beats per HOUR) !!!!