Side by side

Bremont ionBirdvsOblvlo JM Rotor

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

ionBird
BremontionBird
MSRP $5,800
JM Rotor
OblvloJM Rotor
MSRP $299

At a glance

12 of 29 specs differ
Diameter
ionBird43mm
JM Rotor42mm
Power Reserve
ionBird40h
JM Rotor42h
Water Resistance
ionBird—
JM Rotor50m
MSRP
ionBird$5,800
JM Rotor$299

Full specifications

Case

7 specs
Category
Pilot
Sport
Diameter
43mm
42mm
Thickness
—
13mm
Lug-to-Lug
—
46mm
Lug Width
—
20mm
Material
Titanium
Stainless Steel
Water Resistance
—
50m

Crystal & Dial

1 specs
Dial Color
Regular length (15cm - 19cm wrist size)
Black

Movement

3 specs
Caliber
—
Miyota 8215
Power Reserve
40h
42h
Jewels
25
21

Pricing

1 specs
MSRP
$5,800
$299

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