Side by side

Formex Reef 39.5 mmvsHelgray Superfast Automatic - Silver Panda

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

Reef 39.5 mm
FormexReef 39.5 mm
MSRP $2,230
Superfast Automatic - Silver Panda
HelgraySuperfast Automatic - Silver Panda
MSRP $799

At a glance

11 of 29 specs differ
Diameter
Reef 39.5 mm39.5mm
Superfast Automatic - Silver Panda40mm
Power Reserve
Reef 39.5 mm56h
Superfast Automatic - Silver Panda40h
Water Resistance
Reef 39.5 mm300m
Superfast Automatic - Silver Panda100m
MSRP
Reef 39.5 mm$2,230
Superfast Automatic - Silver Panda$799

Full specifications

Case

6 specs
Category
Diver
Chronograph
Diameter
39.5mm
40mm
Thickness
11mm
12mm
Lug-to-Lug
45.5mm
46mm
Lug Width
22mm
20mm
Water Resistance
300m
100m

Crystal & Dial

2 specs
Dial Color
Bahama Blue
Black
Lume
Super-LumiNova
None

Movement

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

Pricing

1 specs
MSRP
$2,230
$799

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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 39.5 mm

The Formex Reef 39.5 mm is widely praised for its refined finishing, comfortable and well-proportioned case design, and impressive specifications for its price point, including COSC-certified Sellita SW300-1 movement and 300m water resistance. Owners and reviewers highlight the tool-less micro-adjust clasp and quick-release spring bars as practical features. Some reviewers note that the 22mm lug width feels slightly disproportionate to the smaller case, and the bracelet could benefit from more taper, though this is a point of contention for some owners who value the overall package. A prototype crown protrusion issue is noted as being addressed for production. On balance, owners and reviewers rate the Formex Reef 39.5 mm highly for its excellent value and well-executed design.

Helgray Superfast Automatic - Silver Panda

The Helgray Superfast Automatic - Silver Panda is praised for its attractive, timeless panda aesthetic and value, featuring a reliable Seiko VK64 mecaquartz movement and sapphire crystal. However, its wearability is described as bulky and boxy, the lume is disappointing, lasting only 5-10 minutes, and the chronograph pusher action is slightly stiff. On balance, owners appreciate the Helgray Superfast Automatic - Silver Panda for its appealing panda dial and value proposition.

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