Side by side

Formex Reef 39.5 mmvsOrient Diver Watch

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
Diver Watch
OrientDiver Watch
MSRP $285

At a glance

16 of 29 specs differ
Diameter
Reef 39.5 mm39.5mm
Diver Watch41.5mm
Power Reserve
Reef 39.5 mm56h
Diver Watch40h
Water Resistance
Reef 39.5 mm300m
Diver Watch200m
MSRP
Reef 39.5 mm$2,230
Diver Watch$285

Full specifications

Case

4 specs
Diameter
39.5mm
41.5mm
Thickness
11mm
13mm
Lug-to-Lug
45.5mm
47mm
Water Resistance
300m
200m

Crystal & Dial

6 specs
Crystal
Sapphire
Mineral
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Bahama Blue
Blue
Indices
Applied
Lume
Super-LumiNova
None

Movement

5 specs
Caliber
Sellita SW300-1
F6922
Beat Rate
28,800 vph
21,600 vph
Power Reserve
56h
40h
Jewels
25
22
Complications
None
Day-date

Pricing

1 specs
MSRP
$2,230
$285

Follow this matchup

Get a note when Formex Reef 39.5 mm vs Orient Diver Watch gets more votes, a community discussion, or a price drop. No account needed.

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.

Orient Diver Watch

Owners widely praise the Orient Diver Watch for its value, with many considering it the best-looking dive watch under $300, especially noting striking dial colors like red and matte-black gilt. Reviewers highlight its solid build quality, comfortable bracelets, and applied indices with crisp lume. The in-house automatic movement with hacking and hand-winding is a consistent point of praise, offering a 40-hour power reserve. However, some reviewers note a noticeable amount of play in the bezel, a trait common to affordable Orient divers, and one owner found the transparent bezel scratches easily. On balance, owners and reviewers rate the Orient Diver Watch highly for its exceptional dial finishing and lume at its price point.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.