Side by side

Formex Reef 39.5 mmvsBoldr The Boys

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
The Boys
BoldrThe Boys
MSRP $299

At a glance

12 of 29 specs differ
Diameter
Reef 39.5 mm39.5mm
The Boys38mm
Power Reserve
Reef 39.5 mm56h
The Boys40h
Water Resistance
Reef 39.5 mm300m
The Boys200m
MSRP
Reef 39.5 mm$2,230
The Boys$299

Full specifications

Case

7 specs
Category
Diver
Tool
Diameter
39.5mm
38mm
Thickness
11mm
12mm
Lug-to-Lug
45.5mm
44mm
Lug Width
22mm
20mm
Material
Stainless Steel
Titanium
Water Resistance
300m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Bahama Blue
The Boys' Brigade 90th Anniversary Edition

Movement

2 specs
Caliber
Sellita SW300-1
Seiko NH35A
Power Reserve
56h
40h

Pricing

1 specs
MSRP
$2,230
$299

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What people say

Owners + reviewers, side by side

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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.

Boldr The Boys

Boldr The Boys is praised for its lightweight, durable titanium case, ergonomic lugs, and excellent legibility with strong lume. Owners note the competitive price and good customer service, while reviewers highlight the reliable SII NH35A movement and 200m water resistance. Some owners report that titanium scratches easily and question the brand's history and recognition. On balance, owners and reviewers rate Boldr The Boys highly for its practical features and value at $299.

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