Formex Essence ThirtyNinevsHamilton Jazzmaster Performer Auto

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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.

Formex Essence ThirtyNine at true scale

Essence ThirtyNine

Hamilton Jazzmaster Performer Auto at true scale

Jazzmaster Performer Auto

Diameter

39mm

34mm

Lug-to-Lug

45mm

n/a

Thickness

10mm

n/a

Water Resistance

100m

100m

Power Reserve

41h

80h

highest

MSRP

$2,390

$1,245

lowest

Movement

Sellita SW200-1

Hamilton H-10

Case

4 specs
Diameter
39mm
34mm
Thickness
10mm
n/a
Lug-to-Lug
45mm
n/a
Lug Width
20mm
18mm

Crystal & Dial

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

Movement

2 specs
Caliber
Sellita SW200-1
Hamilton H-10
Power Reserve
41h
80h

Pricing

1 specs
MSRP
$2,390
$1,245
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Reviews

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

Formex Essence ThirtyNine

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.

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.

Hamilton Jazzmaster Performer Auto

Owners widely praise the Hamilton Jazzmaster Performer Auto for its classic, beautiful dial and superb case finishing, with a mix of brushed and polished surfaces that offer excellent value. Reviewers note the flatter crystal reduces light reflection and perceived chunkiness, making the 34mm case sit well on smaller wrists with a reasonable lug-to-lug distance. Some owners find the 80-hour power reserve a strong point, while others consider the movement unremarkable. One owner suggests the 34mm size might be small, and another finds it a bit pricey for what it is. On balance, owners and reviewers rate the Hamilton Jazzmaster Performer Auto highly for its attractive design and finishing at the price point.