Side by side

Formex Reef GMTvsYema Rallygraf Alpine Cup Series

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

Reef GMT
FormexReef GMT
MSRP $2,235
Rallygraf Alpine Cup Series
YemaRallygraf Alpine Cup Series
MSRP $449

At a glance

12 of 29 specs differ
Diameter
Reef GMT42mm
Rallygraf Alpine Cup Series39mm
Power Reserve
Reef GMT56h
Rallygraf Alpine Cup Series40h
Water Resistance
Reef GMT300m
Rallygraf Alpine Cup Series50m
MSRP
Reef GMT$2,235
Rallygraf Alpine Cup Series$449

Full specifications

Case

7 specs
Category
GMT
Chronograph
Diameter
42mm
39mm
Thickness
11.4mm
10.2mm
Lug-to-Lug
47mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
50m

Crystal & Dial

1 specs
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Sellita SW330-2
Type
Automatic
Quartz
Power Reserve
56h
40h

Pricing

1 specs
MSRP
$2,235
$449

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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 GMT

The Formex Reef GMT is widely praised for its unique porthole case shape, COSC-certified Sellita SW330-2 movement with good finishing, and comfortable quick-release bracelet with on-the-fly micro-adjustment. Reviewers note its robust construction, impressive specifications, and strong value proposition, with a slim 11.4mm profile accommodating 300m water resistance and an exhibition caseback. However, owners widely report the 53mm lug-to-lug span with male endlinks makes it too large for smaller wrists. Some find the bezel action stiff and potentially slippery, and a reviewer desired sharper finishing and edges, deeming the aesthetic too modernist. The GMT variant sacrifices a timing bezel unless swapped, and one owner notes sharp edges on the crown and crown guard. Overall, owners and reviewers highly rate the Formex Reef GMT for its exceptional value and well-executed features, particularly its bracelet system and COSC-certified movement.

From video reviewers

The watch features a COSC-certified SW330-2 GMT movement, which is visible through a sapphire crystal display case back and beautifully decorated. The watch's water-resistance of up to 300m/1000ft is a notable feature. The 42mm diameter may be too large for smaller wrists.

Yema Rallygraf Alpine Cup Series

The Yema Rallygraf Alpine Cup Series is widely praised for its retro-modern aesthetic, crisp white dial, and excellent lume, with owners highlighting its great value at $549 and the clever integration of a perforated design into its five-link bracelet. Reviewers and owners alike note its ideal 39mm case proportions and thin profile, enhancing wearability. However, the use of a K1 mineral crystal instead of sapphire is flagged as a drawback, and some community members find the Seiko VK64 meca-quartz movement overpriced for its features, particularly the 24-hour subdial. On balance, owners and reviewers rate the Yema Rallygraf Alpine Cup Series highly for its strong vintage-inspired design and wearability at its price point.

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