Which is cheaper, the Maen Manhattan 37 or the Formex Reef 42 mm?

At MSRP the Maen Manhattan 37 is the cheaper of the two at $799, against $2,414 for the Formex Reef 42 mm — a $1,615 gap before any retailer discounting.

Which is bigger, the Maen Manhattan 37 or the Formex Reef 42 mm?

The Formex Reef 42 mm wears larger at 42mm versus 37mm for the Maen Manhattan 37 — a 5mm difference across the dial.

Which has better water resistance, the Maen Manhattan 37 or the Formex Reef 42 mm?

The Formex Reef 42 mm is rated to 300m versus 100m for the Maen Manhattan 37.

Which has a longer power reserve, the Maen Manhattan 37 or the Formex Reef 42 mm?

The Formex Reef 42 mm carries a 56-hour power reserve against 40 hours on the Maen Manhattan 37.

What movement does the Maen Manhattan 37 run compared to the Formex Reef 42 mm?

Both watches run automatic movements — the Maen Manhattan 37 uses the La Joux-Perret G100 and the Formex Reef 42 mm uses the Sellita SW300-1.

Side by side

Maen Manhattan 37vsFormex Reef 42 mm

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

Maen Manhattan 37

manhattan-37-m2-1-1

MSRP $799

Formex Reef 42 mm

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

MSRP $2,414

At a glance

12 of 29 specs differ

Diameter

Manhattan 3737mm

Reef 42 mm42mm

Power Reserve

Manhattan 3740h

Reef 42 mm56h

Water Resistance

Manhattan 37100m

Reef 42 mm300m

MSRP

Manhattan 37$799

Reef 42 mm$2,414

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Dial Color

Steel

Black

Lume

None

Super-LumiNova

Movement

2 specs

Caliber

La Joux-Perret G100

Sellita SW300-1

Power Reserve

40h

56h

Pricing

1 specs

MSRP

$799

$2,414

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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.

Maen Manhattan 37

Owners widely praise the Maen Manhattan 37's visually rich dial and refined finishing, with some noting its sleek, trim 37mm case and impressive timekeeping. The bracelet receives mixed reactions, with some finding it cheap and lacking compared to alternatives, while others appreciate its taper and overall value. One reviewer highlights the Ultra-Thin variant's slim 7.1mm case and 100m water resistance, powered by a manually wound ETA Pesaux 7001 movement. Conversely, another owner reports a Ronda 150 movement running fast at +18s/d to +24s/d, and some with 6.5-inch wrists find the 47mm lug-to-lug distance wears larger than expected. The Maen Manhattan 37 offers excellent value with its Art Deco-inspired design and remarkable light play on the dial. Overall, owners and reviewers rate the Maen Manhattan 37 highly for its visually rich dial and refined finishing at the price.

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.

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