Grand Seiko SBGM221 or SBGR261?

SBGM221
39.3mm case
14mm thick
46.7mm lug to lug
19mm lug width
Cal. 9S66 w/ 72 hour power reserve

SBGR261
39.3mm case
13.4mm thick
46.7mm lug to lug
19mm lug width
Cal. 9S65 w/ 72 hours power reserve

Both seen on 6.75” wrist:

https://www.instagram.com/p/CUBTWYyL_Jm/?utm_medium=copy_link

Видео Grand Seiko SBGM221 or SBGR261? канала Brent Miller Time