Side by side

Sternglas Hamburg Pro AutomatikvsFormex Reef 42 mm

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

Hamburg Pro Automatik
SternglasHamburg Pro Automatik
MSRP $755
Reef 42 mm
FormexReef 42 mm
MSRP $2,414

At a glance

11 of 29 specs differ
Diameter
Hamburg Pro Automatik42mm
Reef 42 mm42mm
Power Reserve
Hamburg Pro Automatik42h
Reef 42 mm56h
Water Resistance
Hamburg Pro Automatik50m
Reef 42 mm300m
MSRP
Hamburg Pro Automatik$755
Reef 42 mm$2,414

Full specifications

Case

5 specs
Category
Sport
Diver
Thickness
12mm
11.4mm
Lug-to-Lug
45mm
47mm
Lug Width
20mm
22mm
Water Resistance
50m
300m

Crystal & Dial

2 specs
Dial Color
Black
Lume
Luminova Indizes
Super-LumiNova

Movement

3 specs
Caliber
Miyota 8215
Sellita SW300-1
Power Reserve
42h
56h
Jewels
25

Pricing

1 specs
MSRP
$755
$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.

Sternglas Hamburg Pro Automatik

Owners widely praise the Sternglas Hamburg Pro Automatik for its Bauhaus-inspired design, German assembly, and excellent value, with many appreciating its comfortable wearability and uncluttered dial. Specific positive notes include a substantial weight that feels good on the wrist and a pleasing matte dial texture. The Miyota 8215 movement is generally considered reliable and surprisingly accurate, though some owners find it louder than expected and note the lack of hacking seconds. Caveats include a minimal instruction manual, an initially stiff strap, and a date window recess that can make the date difficult to see. Owners are split on the case finishing, with some finding it not too bad and nicely polished, while others criticize it. The case is also described by some as thick, making it potentially awkward for long-sleeved shirts. On balance, owners and reviewers rate the Sternglas Hamburg Pro Automatik highly for its attractive Bauhaus design and strong value proposition.

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.

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