Side by side

Alcadus Watches Quantra GemstonevsFormex Essence ThirtyNine

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

Some links are affiliate links — lug2lug may earn a commission at no extra cost to you. Disclosures

Some links are affiliate links — lug2lug may earn a commission at no extra cost to you. Disclosures

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Alcadus Watches Quantra Gemstone

Owners and reviewers widely praise the Alcadus Watches Quantra Gemstone for its refined, minimalist design and excellent case finishing, featuring sandblasted and polished surfaces. The 36mm size and sapphire crystal are also highlighted, with one owner noting an 800 HV scratch-resistant coating. The micro-rotor automatic Caliber 5100A movement is appreciated for its decoration and regulation to +/-7 seconds per day, though some desire hacking seconds. The blued hands can appear black in certain lighting, and the included straps are initially stiff. Overall, owners and reviewers rate the Alcadus Watches Quantra Gemstone highly for its refined design and finishing at its competitive price point.

Formex Essence ThirtyNine

The Formex Essence ThirtyNine is praised for its impressive build quality and value, featuring a patented case suspension system for comfort and protection. It houses a COSC-certified Sellita SW200-1 movement with a 38-hour power reserve and a tool-free strap quick-release system. A minor inconvenience noted is the specific closing order of the clasp. On balance, reviewers rate the Formex Essence ThirtyNine highly for its comfortable wearability and excellent value at its price point.

From video reviewers

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.

At a glance

11 of 29 specs differ
Diameter
Quantra Gemstone36mm
Essence ThirtyNine39mm
Power Reserve
Quantra Gemstone42h
Essence ThirtyNine41h
Water Resistance
Quantra Gemstone50m
Essence ThirtyNine100m
MSRP
Quantra Gemstone$815
Essence ThirtyNine$2,390

Full specifications

Case

5 specs
Category
Dress
Diameter
36mm
39mm
Thickness
10.5mm
10mm
Lug-to-Lug
44mm
45mm
Water Resistance
50m
100m

Crystal & Dial

3 specs
AR Coating
Yes
Dial Color
Space Ghost
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
Caliber 5100A
Sellita SW200-1
Power Reserve
42h
41h

Pricing

1 specs
MSRP
$815
$2,390
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Follow this matchup

Get a note when Alcadus Watches Quantra Gemstone vs Formex Essence ThirtyNine gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.