|Winding:||Automatic, Central Rotor Automatic Winding, Clockwise Automatic Winding, Uni-Directional Automatic Winding|
|Diameter:||19.80 mm (8.75 ligne)|
|Hands:||Central Hour Hand, Central Minute Hand, Central Seconds Hand, Open Heart at 5:00|
|Distinguishing Technical Characteristics|
Counter-Clockwise Balance Cock
|Production: 2017 – 2019|
Cal. 6T28 is a compact open heart automatic movement from Miyota. First listed in the company catalog in 2017, it was removed along with the rest of the 6T series after 2019.