Side by side

Nodus Duality IIvsFormex Reef 39.5 mm

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

Duality II
NodusDuality II
MSRP $875
Reef 39.5 mm
FormexReef 39.5 mm
MSRP $2,230

At a glance

12 of 29 specs differ
Diameter
Duality II40mm
Reef 39.5 mm39.5mm
Power Reserve
Duality II41h
Reef 39.5 mm56h
Water Resistance
Duality II300m
Reef 39.5 mm300m
MSRP
Duality II$875
Reef 39.5 mm$2,230

Full specifications

Case

4 specs
Diameter
40mm
39.5mm
Thickness
11.5mm
11mm
Lug-to-Lug
48mm
45.5mm
Lug Width
20mm
22mm

Crystal & Dial

4 specs
Crystal Shape
Box
Flat
AR Coating
Yes
Inner
Dial Color
Bahama Blue
Lume
Swiss Super-LumiNova® BGW9 Grade A
Super-LumiNova

Movement

3 specs
Caliber
Miyota Cal.9015 Premium Automatic
Sellita SW300-1
Power Reserve
41h
56h
Jewels
24
25

Pricing

1 specs
MSRP
$875
$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.

Nodus Duality II

Owners widely praise the Nodus Duality II for its refined dial construction, improved proportions, and wearability with a thinner 11.5mm case. The dual-crown functionality for movement and internal rotating bezel is a key feature, alongside 300 meters of water resistance and a durable three-link bracelet with the NodeX extension. The Miyota Cal. 9015 movement is noted, with some owners preferring Nodus finishing over alternatives. One owner finds the Nodus Duality II overpriced at $868, citing a loud rotor and lower-quality bracelet, while others argue US assembly, the movement, and the internal bezel justify the cost. On balance, owners and reviewers rate the Nodus Duality II highly for its refined design and wearability 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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