Side by side

Oblvlo JM TourbillonvsGrand Seiko SBGM221

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

JM Tourbillon
OblvloJM Tourbillon
MSRP $516
SBGM221
Grand SeikoSBGM221
MSRP $5,400

At a glance

13 of 29 specs differ
Diameter
JM Tourbillon42mm
SBGM22139.5mm
Power Reserve
JM Tourbillon65h
SBGM22172h
Water Resistance
JM Tourbillon50m
SBGM22130m
MSRP
JM Tourbillon$516
SBGM221$5,400

Full specifications

Case

6 specs
Category
Skeleton
GMT
Diameter
42mm
39.5mm
Thickness
12mm
13.7mm
Lug-to-Lug
46mm
46.9mm
Lug Width
20mm
19mm
Water Resistance
50m
30m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
OBL.8024
9S66
Power Reserve
65h
72h
Jewels
20
25
Complications
Tourbillon
None

Pricing

1 specs
MSRP
$516
$5,400

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