Side by side
Oblvlo JM TourbillonvsGrand Seiko SBGW281
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
JM Tourbillon42mm
SBGW28137.3mm
Power Reserve
JM Tourbillon65h
SBGW28172h
Water Resistance
JM Tourbillon50m
SBGW28130m
MSRP
JM Tourbillon$516
SBGW281$4,900
Full specifications
Case
6 specsCategory
Skeleton
Dress
Diameter
42mm
37.3mm
Thickness
12mm
11.7mm
Lug-to-Lug
46mm
44.3mm
Lug Width
20mm
19mm
Water Resistance
50m
30m
Crystal & Dial
2 specsAR Coating
Inner
Yes
Lume
Super-LumiNova
None
Movement
5 specsCaliber
OBL.8024
9S64
Type
Automatic
Manual
Power Reserve
65h
72h
Jewels
20
25
Complications
Tourbillon
None
Pricing
1 specsMSRP
$516
$4,900
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