Side by side

Formex Reef 39.5 mmvsKUOE ROYAL SMITH 90-010

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
ROYAL SMITH 90-010
KUOEROYAL SMITH 90-010
MSRP $1,050

At a glance

13 of 29 specs differ
Diameter
Reef 39.5 mm39.5mm
ROYAL SMITH 90-01035mm
Power Reserve
Reef 39.5 mm56h
ROYAL SMITH 90-01040h
Water Resistance
Reef 39.5 mm300m
ROYAL SMITH 90-01050m
MSRP
Reef 39.5 mm$2,230
ROYAL SMITH 90-010$1,050

Full specifications

Case

6 specs
Category
Diver
Chronograph
Diameter
39.5mm
35mm
Thickness
11mm
12.7mm
Lug-to-Lug
45.5mm
43mm
Lug Width
22mm
18mm
Water Resistance
300m
50m

Crystal & Dial

4 specs
Crystal Shape
Flat
Dome
AR Coating
Inner
Yes
Dial Color
Bahama Blue
Ivory
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Sellita SW300-1
Miyota 9122
Power Reserve
56h
40h

Pricing

1 specs
MSRP
$2,230
$1,050

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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.

KUOE ROYAL SMITH 90-010

Owners praise the KUOE ROYAL SMITH's elegant 37mm size, symmetrical bicompax layout, and crisp chronograph pushers with a swift reset. The salmon dial is described as copper-toned with highly polished, legible Breguet numerals. Some owners find the 13mm thickness and 43mm lug-to-lug wearable, while others note the 14.3mm thickness detracts from wearability. The TMI NE86A movement has a claimed 45-hour power reserve and accuracy ranging from +25/-15 seconds per day. On balance, owners and reviewers appreciate the KUOE ROYAL SMITH for its retro charm and enjoyable chronograph operation, despite some reservations about its thickness.

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