Side by side
Lum-Tec RPMvsSinn U50 HYDRO SDR with TEGIMENT option
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
17 of 29 specs differDiameter
RPM43mm
U50 HYDRO SDR with TEGIMENT option41mm
Power Reserve
RPM40h
U50 HYDRO SDR with TEGIMENT option40h
Water Resistance
RPM50m
U50 HYDRO SDR with TEGIMENT option5,000m
MSRP
RPM$495
U50 HYDRO SDR with TEGIMENT option$3,110
Full specifications
Case
8 specsCategory
Chronograph
Diver
Diameter
43mm
41mm
Thickness
12.3mm
11.8mm
Lug-to-Lug
41mm
—
Material
Titanium
Stainless Steel
Finish
Brushed and polished
bead-blasted
Water Resistance
50m
5000m
Caseback
Solid
—
Crystal & Dial
5 specsCrystal Shape
Flat
—
AR Coating
Inner
Underside
Dial Color
RPM 3
Black
Indices
Applied
—
Lume
None
Luminescent
Movement
3 specsCaliber
—
Ronda 715 Li - SWISS MADE
Jewels
25
5
Complications
None
Date
Pricing
1 specsMSRP
$495
$3,110
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