Side by side

Formex Reef 39.5 mmvsWilliam Wood Fire Watch

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
Fire Watch
William WoodFire Watch
MSRP $995

At a glance

12 of 29 specs differ
Diameter
Reef 39.5 mm39.5mm
Fire Watch41mm
Power Reserve
Reef 39.5 mm56h
Fire Watch40h
Water Resistance
Reef 39.5 mm300m
Fire Watch100m
MSRP
Reef 39.5 mm$2,230
Fire Watch$995

Full specifications

Case

6 specs
Diameter
39.5mm
41mm
Thickness
11mm
15mm
Lug-to-Lug
45.5mm
49mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Bahama Blue
Steel
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Sellita SW300-1
Seiko NH35
Power Reserve
56h
40h

Pricing

1 specs
MSRP
$2,230
$995

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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.

William Wood Fire Watch

William Wood Fire Watch owners praise its conversational value and attractive design, noting its fun graphics and comfortable straps. Reviewers highlight the unique British fire exit sign inspiration and playful details. However, the small day and date indicators are difficult to read, and one owner points out that the day wheel windows do not align to show seven days. The William Wood Fire Watch is priced at $1,903 USD and uses a Sellita SW220 automatic movement with a 41-hour power reserve. On balance, owners and reviewers rate the William Wood Fire Watch highly for its unique design and conversational appeal at its price point.

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