Side by side
Resco BlackFrog UDT (DLC Titanium, Quartz/Auto)vsGrand Seiko SBGR321
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
BlackFrog UDT (DLC Titanium, Quartz/Auto)42mm
SBGR32140mm
Power Reserve
BlackFrog UDT (DLC Titanium, Quartz/Auto)40h
SBGR32172h
Water Resistance
BlackFrog UDT (DLC Titanium, Quartz/Auto)300m
SBGR321100m
MSRP
BlackFrog UDT (DLC Titanium, Quartz/Auto)$1,905
SBGR321$5,200
Full specifications
Case
5 specsCategory
—
Dress
Diameter
42mm
40mm
Lug-to-Lug
49.67mm
46.6mm
Material
Titanium
Stainless Steel
Water Resistance
300m
100m
Crystal & Dial
1 specsAR Coating
Inner
Yes
Movement
2 specsCaliber
Sellita SW200-1
9S65
Power Reserve
40h
72h
Pricing
1 specsMSRP
$1,905
$5,200
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