Which is cheaper, the Formex Reef 39.5 mm or the Orient AA02 Diver Watch?

At MSRP the Orient AA02 Diver Watch is the cheaper of the two at $285, against $2,230 for the Formex Reef 39.5 mm — a $1,945 gap before any retailer discounting.

Which is bigger, the Formex Reef 39.5 mm or the Orient AA02 Diver Watch?

The Orient AA02 Diver Watch wears larger at 41.5mm versus 39.5mm for the Formex Reef 39.5 mm — a 2mm difference across the dial.

Which has better water resistance, the Formex Reef 39.5 mm or the Orient AA02 Diver Watch?

The Formex Reef 39.5 mm is rated to 300m versus 200m for the Orient AA02 Diver Watch.

Which has a longer power reserve, the Formex Reef 39.5 mm or the Orient AA02 Diver Watch?

The Formex Reef 39.5 mm carries a 56-hour power reserve against 40 hours on the Orient AA02 Diver Watch.

What movement does the Formex Reef 39.5 mm run compared to the Orient AA02 Diver Watch?

Both watches run automatic movements — the Formex Reef 39.5 mm uses the Sellita SW300-1 and the Orient AA02 Diver Watch uses the F6922.

Side by side

Formex Reef 39.5 mmvsOrient AA02 Diver Watch

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

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Formex Reef 39.5 mm

reef-39.5-automatic-chronometer-cosc-300m-bahama-blue

MSRP $2,230

See the full Reef 39.5 mm

Orient AA02 Diver Watch

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MSRP $285

See the full AA02 Diver Watch

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.

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Orient AA02 Diver Watch

Owners widely praise the Orient AA02 Diver Watch for its impressive quality and value, noting it as a keeper with considerable charm. The F6922 automatic movement offers hand-winding and hacking capabilities, and the watch features a 40-hour power reserve and a mineral crystal. Some owners have opted to replace the stock bracelet. On balance, owners rate the Orient AA02 Diver Watch highly for its exceptional value and overall quality at its affordable price point.

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