Which is cheaper, the Formex Reef 42 mm or the Echo/Neutra Rivanera?

At MSRP the Echo/Neutra Rivanera is the cheaper of the two at $1,810, against $2,414 for the Formex Reef 42 mm — a $604 gap before any retailer discounting.

Which is bigger, the Formex Reef 42 mm or the Echo/Neutra Rivanera?

The Formex Reef 42 mm wears larger at 42mm versus 40mm for the Echo/Neutra Rivanera — a 2mm difference across the dial.

Which has better water resistance, the Formex Reef 42 mm or the Echo/Neutra Rivanera?

The Formex Reef 42 mm is rated to 300m versus 30m for the Echo/Neutra Rivanera.

Which has a longer power reserve, the Formex Reef 42 mm or the Echo/Neutra Rivanera?

The Echo/Neutra Rivanera carries a 42h-hour power reserve against 56 hours on the Formex Reef 42 mm.

What movement does the Formex Reef 42 mm run compared to the Echo/Neutra Rivanera?

The Formex Reef 42 mm runs a automatic caliber (Sellita SW300-1), while the Echo/Neutra Rivanera runs a manual winding (Swiss ETA 7001 elaboré).

Side by side

Formex Reef 42 mmvsEcho/Neutra Rivanera

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

Formex Reef 42 mm

reef-42mm-automatic-cosc-300m-black

MSRP $2,414

Echo/Neutra Rivanera

Rivanera

MSRP $1,810

At a glance

16 of 29 specs differ

Diameter

Reef 42 mm42mm

Rivanera40mm

Power Reserve

Reef 42 mm56h

Rivanera42hh

Water Resistance

Reef 42 mm300m

Rivanera30m

MSRP

Reef 42 mm$2,414

Rivanera$1,810

Full specifications

Case

8 specs

Crystal & Dial

1 specs

Lume

Super-LumiNova

None

Movement

6 specs

Caliber

Sellita SW300-1

Swiss ETA 7001 elaboré

Type

Automatic

Manual

Beat Rate

28,800 vph

21,600 vph

Power Reserve

56h

42hh

Jewels

Complications

None

Moonphase, Date

Pricing

1 specs

MSRP

$2,414

$1,810

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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 42 mm

The Formex Reef 42 mm is widely praised for its comfortable bracelet featuring a micro-adjust clasp, COSC-certified Sellita movement, and excellent build quality. Owners appreciate the gradient dial's visual appeal and the overall wearability. Some owners note the seconds hand does not perfectly align with markers, and one owner found the lugs' taper hinders third-party strap fit. The bracelet's length and sporty design are noted as limiting versatility by some. On balance, owners and reviewers rate the Formex Reef 42 mm highly for its impressive wearability and value at the price point.

The Echo/Neutra Rivanera is widely praised for its remarkably thin 5.9mm Grade 5 titanium case, which contributes to its exceptional lightness and wearability, striking a balance between dress and everyday style. Reviewers and owners highlight its Art Deco-inspired design and the respected ETA 7001 manual-wind movement for its slimness and longevity. Impressive packaging and accessories are also noted as significant value adds for its price point. Some reviewers point out the lack of quick-release straps and the bead-blasted finish, with one owner expressing concern over the case's scratch resistance. The non-hacking movement is also a point of note for some enthusiasts. Overall, owners and reviewers highly regard the Echo/Neutra Rivanera for its exceptionally thin and lightweight titanium case and unique Art Deco aesthetic at an affordable price.

From video reviewers

The Rivanera's Grade 5 titanium case is a key selling point. Reviewers did not agree on whether the watch leans more towards a tool watch or a traditional dress watch.

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