Side by side

Oblvlo JM EarthvsTudor Black Bay Chrono S&G

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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JM Earth
OblvloJM Earth
MSRP $228
Black Bay Chrono S&G
TudorBlack Bay Chrono S&G
MSRP $8,525
Buy from Oblvlo ↗
Buy used on eBay ↗
Buy from Tudor ↗
Buy used on eBay ↗

At a glance

19 of 29 specs differ
Diameter
JM Earth42mm
Black Bay Chrono S&G41mm
Power Reserve
JM Earth40h
Black Bay Chrono S&G70h
Water Resistance
JM Earth50m
Black Bay Chrono S&G200m
MSRP
JM Earth$228
Black Bay Chrono S&G$8,525

Full specifications

Case

7 specs
Category
Sport
Chronograph
Diameter
42mm
41mm
Thickness
13mm
14.4mm
Lug Width
20mm
22mm
Finish
Brushed and polished
Polished + Satin
Water Resistance
50m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

4 specs
Crystal Shape
Flat
—
AR Coating
Inner
—
Indices
Applied
—
Lume
Super-LumiNova
None

Movement

7 specs
Caliber
—
MT5813
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
70h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Chronograph

Pricing

1 specs
MSRP
$228
$8,525
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