Side by side

Monta TriumphvsFormex Reef 39.5 mm

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

Triumph
MontaTriumph
MSRP $1,850
Reef 39.5 mm
FormexReef 39.5 mm
MSRP $2,230
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Monta Triumph

Owners widely praise the Monta Triumph for its excellent timekeeping, with one owner reporting +2 seconds per day. The watch features a 40mm case, 200 meters of water resistance, and a Sellita SW300-based Caliber M-22 automatic movement with a 56-hour power reserve. The three-link bracelet is noted for comfort and flexibility, though some desire alternative clasp mechanisms. On balance, owners rate the Monta Triumph highly for its exceptional performance and value, outperforming watches at higher price points.

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.

At a glance

10 of 29 specs differ
Diameter
Triumph40mm
Reef 39.5 mm39.5mm
Power Reserve
Triumph40h
Reef 39.5 mm56h
Water Resistance
Triumph201m
Reef 39.5 mm300m
MSRP
Triumph$1,850
Reef 39.5 mm$2,230

Full specifications

Case

5 specs
Diameter
40mm
39.5mm
Thickness
11mm
Lug-to-Lug
47.8mm
45.5mm
Lug Width
22mm
Water Resistance
201m
300m

Crystal & Dial

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

Movement

2 specs
Caliber
Monta M-22
Sellita SW300-1
Power Reserve
40h
56h

Pricing

1 specs
MSRP
$1,850
$2,230
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