Side by side

Formex Essence ThirtyNinevsSpinnaker Challenger Automatic

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

Essence ThirtyNine
FormexEssence ThirtyNine
MSRP $2,390
Challenger Automatic
SpinnakerChallenger Automatic
MSRP $289

At a glance

12 of 29 specs differ
Diameter
Essence ThirtyNine39mm
Challenger Automatic42mm
Power Reserve
Essence ThirtyNine41h
Challenger Automatic40h
Water Resistance
Essence ThirtyNine100m
Challenger Automatic200m
MSRP
Essence ThirtyNine$2,390
Challenger Automatic$289

Full specifications

Case

7 specs
Category
Dress
Diver
Diameter
39mm
42mm
Thickness
10mm
19mm
Lug-to-Lug
45mm
49.5mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

2 specs
Dial Color
Space Ghost
Blue
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Sellita SW200-1
SII NH35A
Power Reserve
41h
40h

Pricing

1 specs
MSRP
$2,390
$289

Follow this matchup

Get a note when Formex Essence ThirtyNine vs Spinnaker Challenger Automatic gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

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

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.

Spinnaker Challenger Automatic

The Spinnaker Challenger Automatic is widely praised for its fun, playful design, solid build quality, and satisfying bezel action. Owners appreciate the comfortable 42mm DLC-coated case and the thoughtful integration of the Popeye theme, with the character serving as the hour and minute hands. Reviewers note the reliable Seiko NH35 movement and 300m water resistance. Some owners find the blue lume weaker than expected, and the ultra-domed sapphire crystal presents challenges for photography. The thick rubber strap is also cited as difficult to manage. Overall, owners and reviewers rate the Spinnaker Challenger Automatic highly for its unique character integration and solid dive watch fundamentals at its price point.

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.

Adjacent matchups

People also compared

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