Side by side

Oblvlo IM TourbillonvsFormex Reef 39.5 mm

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

IM Tourbillon
OblvloIM Tourbillon
MSRP $810
Reef 39.5 mm
FormexReef 39.5 mm
MSRP $2,230

At a glance

12 of 29 specs differ
Diameter
IM Tourbillon42mm
Reef 39.5 mm39.5mm
Power Reserve
IM Tourbillon65h
Reef 39.5 mm56h
Water Resistance
IM Tourbillon50m
Reef 39.5 mm300m
MSRP
IM Tourbillon$810
Reef 39.5 mm$2,230

Full specifications

Case

6 specs
Category
Skeleton
Diver
Diameter
42mm
39.5mm
Thickness
12.5mm
11mm
Lug-to-Lug
46mm
45.5mm
Lug Width
20mm
22mm
Water Resistance
50m
300m

Crystal & Dial

1 specs
Dial Color
Black
Bahama Blue

Movement

4 specs
Caliber
OBL.8024
Sellita SW300-1
Power Reserve
65h
56h
Jewels
20
25
Complications
Tourbillon
None

Pricing

1 specs
MSRP
$810
$2,230

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Oblvlo IM Tourbillon

Owners widely praise the Oblvlo IM Tourbillon for its skeletonized dial and carbon fiber case finishing, noting it looks more expensive than its price. However, some owners find the minute markers difficult to read, impacting time setting, and accuracy averages around -10 seconds per day. Concerns also exist regarding long-term reliability and parts availability for Chinese tourbillons. On balance, owners rate the Oblvlo IM Tourbillon highly for its visually striking aesthetic and perceived value, despite practical readability and accuracy drawbacks.

Formex Reef 39.5 mm

The Formex Reef 39.5 mm is widely praised for its refined finishing, comfortable and well-proportioned case design, and impressive specifications for its price point, including COSC-certified Sellita SW300-1 movement and 300m water resistance. Owners and reviewers highlight the tool-less micro-adjust clasp and quick-release spring bars as practical features. Some reviewers note that the 22mm lug width feels slightly disproportionate to the smaller case, and the bracelet could benefit from more taper, though this is a point of contention for some owners who value the overall package. A prototype crown protrusion issue is noted as being addressed for production. On balance, owners and reviewers rate the Formex Reef 39.5 mm highly for its excellent value and well-executed design.

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