Side by side

Astor + Banks Sea Ranger M2vsFormex Reef 39.5 mm

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

Sea Ranger M2
Astor + BanksSea Ranger M2
MSRP $1,149
Reef 39.5 mm
FormexReef 39.5 mm
MSRP $2,230

At a glance

9 of 29 specs differ
Diameter
Sea Ranger M240mm
Reef 39.5 mm39.5mm
Power Reserve
Sea Ranger M240h
Reef 39.5 mm56h
Water Resistance
Sea Ranger M2300m
Reef 39.5 mm300m
MSRP
Sea Ranger M2$1,149
Reef 39.5 mm$2,230

Full specifications

Case

4 specs
Diameter
40mm
39.5mm
Thickness
12.5mm
11mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

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

Movement

2 specs
Caliber
La Joux-Perret G100
Sellita SW300-1
Power Reserve
40h
56h

Pricing

1 specs
MSRP
$1,149
$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.

Astor + Banks Sea Ranger M2

The Astor + Banks Sea Ranger M2 is widely praised for its balanced design, excellent legibility, and strong GADA (go-anywhere, do-anything) capabilities, featuring 300m water resistance and a scratch-resistant coating. Reviewers note its comfortable 40mm case size and good lume, though one source describes it as good but not great. The movement is a Sellita SW200 adjusted by the brand, with accuracy reported around ±8 seconds per day. The pre-order price is $650, with a standard price of $850. On balance, reviewers find the Astor + Banks Sea Ranger M2 to be a compelling option due to its functional design and robust specifications.

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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