Side by side

Oblvlo JM TourbillonvsSeestern S446 GMT

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

JM Tourbillon
OblvloJM Tourbillon
MSRP $516
S446 GMT
SeesternS446 GMT
MSRP $299

At a glance

15 of 29 specs differ
Diameter
JM Tourbillon42mm
S446 GMT39.5mm
Power Reserve
JM Tourbillon65h
S446 GMT41hh
Water Resistance
JM Tourbillon50m
S446 GMT100m
MSRP
JM Tourbillon$516
S446 GMT$299

Full specifications

Case

6 specs
Category
Skeleton
GMT
Diameter
42mm
39.5mm
Thickness
12mm
13mm
Lug-to-Lug
46mm
47mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

3 specs
Crystal Shape
Flat
Domed
Dial Color
Black
Cream
Lume
Super-LumiNova
None

Movement

5 specs
Caliber
OBL.8024
Seiko NH34A GMT
Beat Rate
28,800 vph
3 vph
Power Reserve
65h
41hh
Jewels
20
24
Complications
Tourbillon
GMT, Date

Pricing

1 specs
MSRP
$516
$299

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