Side by side
Marloe Watch Company SkySplittervsTudor Black Bay One 31 S&G
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
The bottom line
The 31mm Black Bay One 31 S&G wears 9mm narrower than the 40mm SkySplitter — that's a meaningful jump on most wrists.
Check prices & track

Marloe Watch Company SkySplitter
MSRP $761

Tudor Black Bay One 31 S&G
MSRP $6,850
At a glance
15 of 29 specs differDiameter
SkySplitter40mm
Black Bay One 31 S&G31mm
Power Reserve
SkySplitter40h
Black Bay One 31 S&G50h
Water Resistance
SkySplitter200m
Black Bay One 31 S&G100m
MSRP
SkySplitter$761
Black Bay One 31 S&G$6,850
Full specifications
Case
8 specsCategory
GMT
—
Diameter
40mm
31mm
Thickness
12.45mm
9.5mm
Lug-to-Lug
—
46mm
Lug Width
20mm
17mm
Finish
Brushed and polished
Polished + Satin
Water Resistance
200m
100m
Caseback
Solid
Solid screw-down
Crystal & Dial
3 specsAR Coating
Yes
Inner
Dial Color
—
Black
Lume
Luminous
None
Movement
3 specsCaliber
Miyota 9075
MT5201
Power Reserve
40h
50h
Jewels
24
25
Pricing
1 specsMSRP
$761
$6,850
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