Side by side

Formex Reef 42 mmvsLongines HYDROCONQUEST

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

Reef 42 mm
FormexReef 42 mm
MSRP $2,414
HYDROCONQUEST
LonginesHYDROCONQUEST
MSRP $2,350

At a glance

9 of 29 specs differ
Diameter
Reef 42 mm42mm
HYDROCONQUEST39mm
Power Reserve
Reef 42 mm56h
HYDROCONQUEST40h
Water Resistance
Reef 42 mm300m
HYDROCONQUEST300m
MSRP
Reef 42 mm$2,414
HYDROCONQUEST$2,350

Full specifications

Case

4 specs
Diameter
42mm
39mm
Thickness
11.4mm
12.2mm
Lug-to-Lug
47mm
48.1mm
Lug Width
22mm
19mm

Crystal & Dial

2 specs
Dial Color
Black
Grey
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Sellita SW300-1
L888.5
Power Reserve
56h
40h

Pricing

1 specs
MSRP
$2,414
$2,350

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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.

Formex Reef 42 mm

The Formex Reef 42 mm is widely praised for its comfortable bracelet featuring a micro-adjust clasp, COSC-certified Sellita movement, and excellent build quality. Owners appreciate the gradient dial's visual appeal and the overall wearability. Some owners note the seconds hand does not perfectly align with markers, and one owner found the lugs' taper hinders third-party strap fit. The bracelet's length and sporty design are noted as limiting versatility by some. On balance, owners and reviewers rate the Formex Reef 42 mm highly for its impressive wearability and value at the price point.

Longines HYDROCONQUEST

Owners widely praise the Longines HydroConquest's dial and finishing, with one owner finding it superior to a Rolex Submariner. The movement is noted as well-regulated, losing about 2 seconds per day. The watch is considered a versatile everyday or business-casual option, offering good value. However, owners criticize the bracelet for lacking tool-less micro-adjustment and describe winding the crown as a nuisance. Some in the line report tiny GMT markers that are difficult to read and the absence of a quick date adjust feature. Overall, owners rate the Longines HydroConquest highly for its finishing and value.

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