Side by side

Formex Reef 39.5 mmvsCincinnati Watch Company The Cincinnatus Blue

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
The Cincinnatus Blue
Cincinnati Watch CompanyThe Cincinnatus Blue
MSRP $695

At a glance

19 of 29 specs differ
Diameter
Reef 39.5 mm39.5mm
The Cincinnatus Blue38mm
Power Reserve
Reef 39.5 mm56h
The Cincinnatus Blue45h
Water Resistance
Reef 39.5 mm300m
The Cincinnatus Blue100m
MSRP
Reef 39.5 mm$2,230
The Cincinnatus Blue$695

Full specifications

Case

9 specs
Category
Diver
Field
Diameter
39.5mm
38mm
Thickness
11mm
10.2mm
Lug-to-Lug
45.5mm
46.5mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
300m
100m
Caseback
Solid
Screw Down Steel

Crystal & Dial

5 specs
Crystal Shape
Flat
Domed
AR Coating
Inner
Underside
Dial Color
Bahama Blue
Blue
Indices
Applied
Lume
Super-LumiNova
BGW9

Movement

4 specs
Caliber
Sellita SW300-1
Sellita SW210-1
Type
Automatic
Manual
Power Reserve
56h
45h
Jewels
25
18

Pricing

1 specs
MSRP
$2,230
$695

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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.

Cincinnati Watch Company The Cincinnatus Blue

Owners widely praise the Cincinnati Watch Company The Cincinnatus Blue for its versatile design, pleasant manual winding action, and the value offered by its Sellita SW200-2 automatic movement, especially considering its USA assembly. The textured dial, often described as a "sandpaper dial" that shines in the sun, along with applied numerals and dark blue hands, are frequently highlighted as attractive features. Its 38mm or 39mm diameter and 47mm lug-to-lug dimensions are noted for good wearability on smaller wrists, though one owner found it necessary to remove four links for a proper fit. The lume is described as legible but dim. Overall, owners rate the Cincinnati Watch Company The Cincinnatus Blue highly for its distinctive dial and value at the price point.

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