Side by side
Lum-Tec RPMvsGrand Seiko SBGY011
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
RPM43mm
SBGY01140mm
Power Reserve
RPM40h
SBGY01172h
Water Resistance
RPM50m
SBGY011100m
MSRP
RPM$495
SBGY011$8,800
Full specifications
Case
7 specsCategory
Chronograph
Dress
Diameter
43mm
40mm
Thickness
12.3mm
10.5mm
Lug-to-Lug
41mm
46.2mm
Lug Width
20mm
19mm
Material
Titanium
Stainless Steel
Water Resistance
50m
100m
Crystal & Dial
2 specsAR Coating
Inner
Yes
Dial Color
RPM 3
Black
Movement
3 specsCaliber
—
9R31
Type
Quartz
Spring Drive
Power Reserve
40h
72h
Pricing
1 specsMSRP
$495
$8,800
Follow this matchup
Get a note when Lum-Tec RPM vs Grand Seiko SBGY011 gets more votes, a community discussion, or a price drop. No account needed.
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.










