Side by side

HELM Khuraburi TitaniumvsFormex Reef 39.5 mm

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

Khuraburi Titanium
HELMKhuraburi Titanium
MSRP $375
Reef 39.5 mm
FormexReef 39.5 mm
MSRP $2,230

At a glance

11 of 29 specs differ
Diameter
Khuraburi Titanium42mm
Reef 39.5 mm39.5mm
Power Reserve
Khuraburi Titanium40h
Reef 39.5 mm56h
Water Resistance
Khuraburi Titanium300m
Reef 39.5 mm300m
MSRP
Khuraburi Titanium$375
Reef 39.5 mm$2,230

Full specifications

Case

4 specs
Diameter
42mm
39.5mm
Thickness
16mm
11mm
Lug-to-Lug
49mm
45.5mm
Material
Titanium
Stainless Steel

Crystal & Dial

3 specs
Crystal Shape
Domed
Flat
AR Coating
Yes
Inner
Dial Color
Black
Bahama Blue

Movement

3 specs
Caliber
Sellita SW300-1
Power Reserve
40h
56h
Jewels
24
25

Pricing

1 specs
MSRP
$375
$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.

HELM Khuraburi Titanium

Owners widely praise the HELM Khuraburi Titanium for its exceptional lume, robust build, and great value, with many noting its lightweight titanium construction and comfortable wearability. The 4 o'clock crown and superb crown action are frequently highlighted as positive attributes. Some owners find the watch's thickness, around 16mm, to be substantial, and one reported the Seiko NH38 movement ran over 40 seconds fast per day, while another criticized the NH35 movement's 40-hour power reserve. On balance, owners rate the HELM Khuraburi Titanium highly for its outstanding lume and impressive build quality at its price point.

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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