Side by side

Hamilton Khaki Aviation Takeoff Auto ChronovsOblvlo IM Tourbillon

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

Khaki Aviation Takeoff Auto Chrono
HamiltonKhaki Aviation Takeoff Auto Chrono
MSRP $3,575
IM Tourbillon
OblvloIM Tourbillon
MSRP $810
What people say

Owners + reviewers, side by side

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

Hamilton Khaki Aviation Takeoff Auto Chrono

The Hamilton Khaki Aviation Takeoff Auto Chrono is noted for its unique bullhead chronograph design and detachable functionality for desktop display, with a PVD case and yellow accents. Owners praise its solid construction, precise indices, and smooth bezel action, alongside a detailed champagne dial, crisp printing, and retro hands with good lume. However, its extreme thickness and 46.3mm width are flagged as compromising daily wearability, and some find the sizable crown guards hinder usability, while a rattling bracelet with a difficult-to-remove design is also mentioned. The watch uses the Hamilton H-31 automatic chronograph movement with a 60-hour power reserve and is a limited edition of 1999 units. On balance, owners and reviewers appreciate the Hamilton Khaki Aviation Takeoff Auto Chrono for its distinctive design and pilot-inspired legibility, despite practical concerns regarding its size and wearability.

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.

At a glance

10 of 29 specs differ
Diameter
Khaki Aviation Takeoff Auto Chrono46mm
IM Tourbillon42mm
Power Reserve
Khaki Aviation Takeoff Auto Chrono60h
IM Tourbillon65h
Water Resistance
Khaki Aviation Takeoff Auto Chrono50m
IM Tourbillon50m
MSRP
Khaki Aviation Takeoff Auto Chrono$3,575
IM Tourbillon$810

Full specifications

Case

4 specs
Category
Pilot
Skeleton
Diameter
46mm
42mm
Thickness
16.2mm
12.5mm
Lug Width
22mm
20mm

Crystal & Dial

1 specs
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
H-31
OBL.8024
Power Reserve
60h
65h
Jewels
25
20
Complications
None
Tourbillon

Pricing

1 specs
MSRP
$3,575
$810
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