Grand Seiko SLGH005 or SLGB003?

#Seiko #SLGH005 #SLGB003
SLGH005
40.2mm case
11.8mm thick
47mm lug to lug
22mm lug width
100m water resistance
9SA5 Hi-Beat w/ 80 hours power reserve
$9,800

SLGB003
37.1mm case
11.6mm thick
43.8mm lug to lug
20mm lug width
Cal. 9RB2 w/ 72 hours power reserve
100m water resistance
99.8 grams
$11,400