I am not trying to give you a hard time but it is not that difficult to use the upper case and basic punctuation marks correctly.
If you do a search, there is plenty of information on MM300.
It is a great watch and one of Seiko's best.
You can look at Seiya's website.
They regularly come up for sale on preowned market for $1300 to $1800 depending on whether it is the SBDX01 or 17 and the condition.