What I have so far, an MD-903, MD-300, AMW-320, and the MDV-102.
I would love to get the MD-703, I thought that the 903 might be close to it, but nope, it (and the MD-300) are very small perhaps Ladies watches.

MD-300

MD-903 (L) and MD-300 (R)

AMW-320 (L) and MDV-102 (R)





MD-903 and AMW-320


MDV-102 with lume!



...and just take a look at the fantastic collection of old quartz divers in this case at Javy's Hong Kong - too much!