Side by side

Formex Reef 39.5 mmvsTudor Pelagos

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

Reef 39.5 mm
FormexReef 39.5 mm
MSRP $2,230
Pelagos
TudorPelagos
MSRP $6,025

At a glance

11 of 29 specs differ
Diameter
Reef 39.5 mm39.5mm
Pelagos40mm
Power Reserve
Reef 39.5 mm56h
Pelagos70h
Water Resistance
Reef 39.5 mm300m
Pelagos500m
MSRP
Reef 39.5 mm$2,230
Pelagos$6,025

Full specifications

Case

6 specs
Diameter
39.5mm
40mm
Thickness
11mm
14.3mm
Lug-to-Lug
45.5mm
46mm
Material
Stainless Steel
Titanium
Finish
Brushed and polished
Satin
Water Resistance
300m
500m

Crystal & Dial

2 specs
Dial Color
Bahama Blue
Black
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Sellita SW300-1
MT5612
Power Reserve
56h
70h

Pricing

1 specs
MSRP
$2,230
$6,025

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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 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.

Tudor Pelagos

Owners widely praise the Tudor Pelagos for its robust tool-watch aesthetic, titanium case that offers a light and balanced feel, and excellent value. Reviewers highlight its 1000 meters of water resistance, METAS-certified movement with a 70-hour power reserve, and the fully lumed dial and bezel. The 60-click bezel action is described as lovely, and the self-adjusting clasp provides useful micro-adjustment. Some owners note that the sharp finishing, particularly on the bracelet, can feel cold. Overall, owners and reviewers rate the Tudor Pelagos highly for its exceptional value and robust dive watch specifications.

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