Side by side

Boldr Expedition EnigmathvsFormex Reef 42 mm

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

Expedition Enigmath
BoldrExpedition Enigmath
MSRP $599
Reef 42 mm
FormexReef 42 mm
MSRP $2,414

At a glance

11 of 29 specs differ
Diameter
Expedition Enigmath41mm
Reef 42 mm42mm
Power Reserve
Expedition Enigmath42h
Reef 42 mm56h
Water Resistance
Expedition Enigmath200m
Reef 42 mm300m
MSRP
Expedition Enigmath$599
Reef 42 mm$2,414

Full specifications

Case

6 specs
Category
Tool
Diver
Diameter
41mm
42mm
Thickness
12.8mm
11.4mm
Lug-to-Lug
47.5mm
47mm
Lug Width
20mm
22mm
Water Resistance
200m
300m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Enigmath Coconino
Black

Movement

2 specs
Caliber
Miyota 9039,
Sellita SW300-1
Power Reserve
42h
56h

Pricing

1 specs
MSRP
$599
$2,414

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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.

Boldr Expedition Enigmath

The watch's slide rule function is a convenient feature, allowing for calculations on the go. One potential drawback is the use of the Japanese Miyota 9039 movement, which may be a trade-off for some buyers. Reviewers disagree on whether the quick 'on the fly' adjust bracelet is a more significant advantage than the watch's sapphire crystal for durability and scratch resistance.

Formex Reef 42 mm

The Formex Reef 42 mm is widely praised for its comfortable bracelet featuring a micro-adjust clasp, COSC-certified Sellita movement, and excellent build quality. Owners appreciate the gradient dial's visual appeal and the overall wearability. Some owners note the seconds hand does not perfectly align with markers, and one owner found the lugs' taper hinders third-party strap fit. The bracelet's length and sporty design are noted as limiting versatility by some. On balance, owners and reviewers rate the Formex Reef 42 mm highly for its impressive wearability and value at the price point.

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