Side by side

Formex Reef 39.5 mmvsSugess Tourbillon Master SU8002

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
Tourbillon Master SU8002
SugessTourbillon Master SU8002
MSRP $1,099

At a glance

15 of 29 specs differ
Diameter
Reef 39.5 mm39.5mm
Tourbillon Master SU800241mm
Power Reserve
Reef 39.5 mm56h
Tourbillon Master SU800240h
Water Resistance
Reef 39.5 mm300m
Tourbillon Master SU800250m
MSRP
Reef 39.5 mm$2,230
Tourbillon Master SU8002$1,099

Full specifications

Case

8 specs
Category
Diver
Chronograph
Diameter
39.5mm
41mm
Thickness
11mm
12mm
Lug-to-Lug
45.5mm
46mm
Lug Width
22mm
12mm
Material
Stainless Steel
Stainless Steel/Rose Gold
Water Resistance
300m
50m
Caseback
Solid
Display

Crystal & Dial

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

Movement

4 specs
Caliber
Sellita SW300-1
Seagull ST8230
Beat Rate
28,800 vph
3 vph
Power Reserve
56h
40h
Complications
None
GMT, Chronograph, Moonphase, Date

Pricing

1 specs
MSRP
$2,230
$1,099

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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.

Sugess Tourbillon Master SU8002

The value proposition of a functioning tourbillon at this price point is the strongest cited strength. Reviewers imply potential compromises in other areas to achieve this low cost.

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