Side by side

HELM KhuraburivsFormex Reef GMT

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

Khuraburi
HELMKhuraburi
MSRP $310
Reef GMT
FormexReef GMT
MSRP $2,235

At a glance

9 of 29 specs differ
Diameter
Khuraburi42mm
Reef GMT42mm
Power Reserve
Khuraburi40h
Reef GMT56h
Water Resistance
Khuraburi300m
Reef GMT300m
MSRP
Khuraburi$310
Reef GMT$2,235

Full specifications

Case

3 specs
Category
Diver
GMT
Thickness
16mm
11.4mm
Lug-to-Lug
49mm
47mm

Crystal & Dial

2 specs
Crystal Shape
Domed
Flat
AR Coating
Yes
Inner

Movement

3 specs
Caliber
Sellita SW330-2
Power Reserve
40h
56h
Jewels
24
25

Pricing

1 specs
MSRP
$310
$2,235

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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.

HELM Khuraburi

Owners widely report the HELM Khuraburi is liked, with one owner noting it arrived in perfect condition. Some owners find the HELM Khuraburi to be on the large side. On balance, owners rate the HELM Khuraburi positively for its condition and general appeal, despite some finding it large.

From video reviewers

The HELM Khuraburi offers a rugged, solid build for its price point. Availability is a significant drawback, with the watch being difficult to acquire due to infrequent stock.

Formex Reef GMT

The Formex Reef GMT is widely praised for its unique porthole case shape, COSC-certified Sellita SW330-2 movement with good finishing, and comfortable quick-release bracelet with on-the-fly micro-adjustment. Reviewers note its robust construction, impressive specifications, and strong value proposition, with a slim 11.4mm profile accommodating 300m water resistance and an exhibition caseback. However, owners widely report the 53mm lug-to-lug span with male endlinks makes it too large for smaller wrists. Some find the bezel action stiff and potentially slippery, and a reviewer desired sharper finishing and edges, deeming the aesthetic too modernist. The GMT variant sacrifices a timing bezel unless swapped, and one owner notes sharp edges on the crown and crown guard. Overall, owners and reviewers highly rate the Formex Reef GMT for its exceptional value and well-executed features, particularly its bracelet system and COSC-certified movement.

From video reviewers

The watch features a COSC-certified SW330-2 GMT movement, which is visible through a sapphire crystal display case back and beautifully decorated. The watch's water-resistance of up to 300m/1000ft is a notable feature. The 42mm diameter may be too large for smaller wrists.

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