Side by side

Formex Reef 42 mmvsYema Diver

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

Reef 42 mm
FormexReef 42 mm
MSRP $2,414
Diver
YemaDiver
MSRP $990

At a glance

10 of 29 specs differ
Diameter
Reef 42 mm42mm
Diver39.5mm
Power Reserve
Reef 42 mm56h
Diver40h
Water Resistance
Reef 42 mm300m
Diver200m
MSRP
Reef 42 mm$2,414
Diver$990

Full specifications

Case

6 specs
Diameter
42mm
39.5mm
Thickness
11.4mm
10.95mm
Lug-to-Lug
47mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

1 specs
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Sellita SW300-1
Sellita SW200
Power Reserve
56h
40h

Pricing

1 specs
MSRP
$2,414
$990

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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.

Yema Diver

One owner reported a water ingress issue on their Yema Diver the first time it got wet in a lake, despite rinsing and inspecting the watch and bezel. Another owner notes this manual wind Yema Diver has a cool patina but is unlikely to be waterproof or gain value. Overall, owners view the Yema Diver as a fun second watch rather than an investment.

From video reviewers

The Swiss Sellita movement is a notable feature. Reviewers did not reach a consensus on any weaknesses.

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