Side by side
Bremont ionBirdvsOblvlo JM Tourbillon
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
ionBird43mm
JM Tourbillon42mm
Power Reserve
ionBird40h
JM Tourbillon65h
Water Resistance
ionBird—
JM Tourbillon50m
MSRP
ionBird$5,800
JM Tourbillon$516
Full specifications
Case
7 specsCategory
Pilot
Skeleton
Diameter
43mm
42mm
Thickness
—
12mm
Lug-to-Lug
—
46mm
Lug Width
—
20mm
Material
Titanium
Stainless Steel
Water Resistance
—
50m
Crystal & Dial
2 specsDial Color
Regular length (15cm - 19cm wrist size)
Black
Lume
None
Super-LumiNova
Movement
4 specsCaliber
—
OBL.8024
Power Reserve
40h
65h
Jewels
25
20
Complications
None
Tourbillon
Pricing
1 specsMSRP
$5,800
$516
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