Christopher Ward C1 Jump Hour Mk VvsFormex 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.

Christopher Ward C1 Jump Hour Mk V at true scale

C1 Jump Hour Mk V

Formex Essence ThirtyNine at true scale

Essence ThirtyNine

Diameter

39mm

39mm

Lug-to-Lug

47.3mm

45mm

lowest

Thickness

14mm

10mm

lowest

Water Resistance

30m

100m

highest

Power Reserve

41h

41h

MSRP

$3,095

$2,390

lowest

Movement

Sellita SW200-1

Sellita SW200-1

Case

4 specs
Thickness
14mm
10mm
Lug-to-Lug
47.3mm
45mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
30m
100m

Crystal & Dial

2 specs
Dial Color
Noon
Space Ghost
Lume
SLN C1 X1 BL
Super-LumiNova

Movement

2 specs
Beat Rate
4 vph
0 vph
Jewels
26
0

Pricing

1 specs
MSRP
$3,095
$2,390
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Reviews

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

Christopher Ward C1 Jump Hour Mk V

Owners and reviewers praise the Christopher Ward C1 Jump Hour Mk V for its distinctive JJ01 jumping hour complication and the layered, textured dial design that plays with light. The watch features a 39mm stainless steel case with a mix of brushed and polished finishes, a tall box sapphire crystal, and a sapphire minute hand with a lumed underside for legibility. Some sources note a 14mm thickness and an accuracy of approximately ±20 seconds per day, with a 38-hour power reserve. Overall, the consensus is that the Christopher Ward C1 Jump Hour Mk V is a visually striking and well-finished watch, particularly for its unique complication and dial execution.

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.