Citizen and Miyota watch movements. The collection includes many watch movements and is changing constantly, the following watch movements are part of the collection: 

OS10, OS11, OS20, OS21, OS60, OS62, OS80

1L12, 1L15, 1L22, 1L32, 1L36, 1L45, 1M12, 1S13D3

2015, 2035, 2105,2115, 2315, 2305

3220, 3N20

5R21, 5Y20, 5Y30, 

6L12, 6L71, 6L76, 6N10, 6P27, 6P29, 6W50, 6W60, 6W70 

9T22, 9T33

AL55

FS00, FS01, FS20

GL20, GL30, GM10

JS25