DuFrane Watches Mabry MkII 39mm Titanium Mechanical Field WatchvsFormex Essence ThirtyNine
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Mabry MkII 39mm Titanium Mechanical Field Watch

Essence ThirtyNine
Diameter
39mm
39mm
Lug-to-Lug
n/a
45mm
Thickness
11.4mm
10mm
lowest
Water Resistance
100m
100m
Power Reserve
42h
highest
41h
MSRP
$999
lowest
$2,390
Movement
Sellita SW200-1
Sellita SW200-1
Case
4 specsCrystal & Dial
2 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The DuFrane Watches Mabry MkII 39mm Titanium Mechanical Field Watch is praised for its comfortable wearability and a dial that exceeds expectations in person, featuring bright and outstanding lume. Owners note the well-finished titanium case and a unique dual-sector dial with legible hands and numerals. One owner points out slightly sharp inside edges on the lugs and a leather strap that lacks quick-release functionality. Overall, owners rate the DuFrane Watches Mabry MkII 39mm Titanium Mechanical Field Watch highly for its comfortable wearability and impressive lume.
The Formex Essence ThirtyNine is widely praised for its build quality and value, featuring a patented case suspension system for comfort and protection. Reviewers note its 39mm case with a 10mm thickness and 45mm lug-to-lug distance, housing a COSC-certified Sellita SW200-1 movement. It includes a tool-free strap quick-release system and a patented micro-adjusting bracelet for comfort, with pricing around $1,280-$1,390. One minor inconvenience noted is the clasp's specific closing order. Overall, owners and reviewers rate the Formex Essence ThirtyNine highly for its comfortable wearability and excellent value proposition.
The case suspension system enhances comfort and the COSC-certified movement is a strong feature. The bracelet exhibits noticeable rattle. Reviewers disagreed on the ideal case size, with some preferring the 39mm and others the 41mm.
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