Side by side

Glycine Airpilot ChronovsFormex Reef 39.5 mm

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

Airpilot Chrono
GlycineAirpilot Chrono
MSRP $1,895
Reef 39.5 mm
FormexReef 39.5 mm
MSRP $2,230

At a glance

19 of 29 specs differ
Diameter
Airpilot Chrono44mm
Reef 39.5 mm39.5mm
Power Reserve
Airpilot Chrono
Reef 39.5 mm56h
Water Resistance
Airpilot Chrono100m
Reef 39.5 mm300m
MSRP
Airpilot Chrono$1,895
Reef 39.5 mm$2,230

Full specifications

Case

7 specs
Category
Chronograph
Diver
Diameter
44mm
39.5mm
Thickness
12mm
11mm
Lug-to-Lug
45.5mm
Finish
Brushed and polished
Water Resistance
100m
300m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Blue
Bahama Blue
Indices
Applied
Lume
Luminous
Super-LumiNova

Movement

6 specs
Caliber
Sellita SW300-1
Type
Quartz
Automatic
Beat Rate
28,800 vph
Power Reserve
56h
Jewels
4
25
Complications
Date
None

Pricing

1 specs
MSRP
$1,895
$2,230

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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.

Glycine Airpilot Chrono

Owners widely praise the Glycine Airpilot Chrono for its exceptional value, with many stating it is worth twice its price and offers finishing comparable to higher-end brands. Specific highlights include the dial's depth and versatility, the symmetrical design with the date at 6 o'clock, the well-integrated 24-hour complication, and the applied indices. The screw-down crown, sapphire crystal, and 100m water resistance are also frequently cited as strong points, as is the good lume. Some owners find the red chapter ring numerals too small, and the standard Sellita SW200 movement and average clasp are noted as drawbacks. The 41mm case with a 52mm lug-to-lug distance is considered by some to wear large on smaller wrists, though curved lugs help with wearability. Overall, owners rate the Glycine Airpilot Chrono highly for its stunning design and exceptional value at its price point.

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.

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