Side by side
Oblvlo JM TourbillonvsTudor Black Bay One 31 S&G
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
JM Tourbillon42mm
Black Bay One 31 S&G31mm
Power Reserve
JM Tourbillon65h
Black Bay One 31 S&G50h
Water Resistance
JM Tourbillon50m
Black Bay One 31 S&G100m
MSRP
JM Tourbillon$516
Black Bay One 31 S&G$6,850
Full specifications
Case
7 specsCategory
Skeleton
—
Diameter
42mm
31mm
Thickness
12mm
9.5mm
Lug Width
20mm
17mm
Finish
Brushed and polished
Polished + Satin
Water Resistance
50m
100m
Caseback
Solid
Solid screw-down
Crystal & Dial
1 specsLume
Super-LumiNova
None
Movement
4 specsCaliber
OBL.8024
MT5201
Power Reserve
65h
50h
Jewels
20
25
Complications
Tourbillon
None
Pricing
1 specsMSRP
$516
$6,850
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