|Caliber Number||TY-2809, TY2809, ST1601K3|
||Automatic, self-winding mechanical|
|Beats per hour||21,600 vph|
|Power Reserve||36 hours|
|Functions||Central hours; central minutes; central sweeping seconds|
|Country of Manufacture||Made in China|
||Android Bioluminesence SD660 (Please add your watch in the comments below…)|
The Seagull caliber TY2809 is an affordable skeleton dial automatic watch movement. It is a 3-hander with 21 jewels, made in China.
There are minimal markings on this caliber. No branding is found, but there is a country of origin and jewel count laser etched on the far outside of the rotor. AAA is also laser etched there.
Watches with this movement:
The example pictured was found in this Android (Aragon) Bioluminescence watch.