Echo/Neutra RivaneravsZelos Comet 39

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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.

Echo/Neutra Rivanera at true scale

Rivanera

Zelos Comet 39 at true scale

Comet 39

Diameter

40mm

39mm

Lug-to-Lug

n/a

45mm

Thickness

5.5mm

lowest

7.6mm

Water Resistance

30m

50m

highest

Power Reserve

42h

n/a

MSRP

$1,810

lowest

$2,499

Movement

ETA/Peseux 7001

ETA/Peseux 7001

Case

6 specs
Diameter
40mm
39mm
Thickness
5.5mm
7.6mm
Lug-to-Lug
n/a
45mm
Material
Titanium Grade 5 (sandblasted)
316L Stainless Steel
Finish
Polished + Sandblasted
n/a
Water Resistance
30m
50m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Flat
n/a
Dial Color
Black
Tantalum LE

Movement

4 specs
Beat Rate
21,600 vph
0 vph
Power Reserve
42hh
0h
Jewels
17
0
Complications
Moonphase, Date
None

Pricing

1 specs
MSRP
$1,810
$2,499
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Reviews

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

Echo/Neutra Rivanera

The Echo/Neutra Rivanera is widely praised for its exceptionally thin, lightweight Grade 5 titanium case, with reviewers noting profiles ranging from 5.5mm to 5.9mm, and a 40mm lug-to-lug measurement that some find requires an adjustment period. Owners and reviewers highlight the watch's respected ETA/Peseux 7001 manual-wind movement, its Art Deco-inspired design, and impressive packaging for its price point. Some enthusiasts note a preference for a smoother finish over the bead-blasted case, and the non-hacking nature of the movement is also mentioned. On balance, owners and reviewers rate the Echo/Neutra Rivanera highly for its unique, slim titanium design and value proposition.

From video reviewers

The Rivanera's Grade 5 titanium case is a key selling point. Reviewers did not agree on whether the watch leans more towards a tool watch or a traditional dress watch.

Zelos Comet 39

Owners widely praise the Zelos Comet 39 for its wearable 39mm size, thin profile under 10mm thanks to its manual-wind Sellita SW215 movement, and its captivating dial with a deep starburst effect. The winding action is described as a joy, and the watch is considered a stunner for its price, blending modern and vintage aesthetics. Some owners note frustration with Zelos's limited production runs leading to quick sell-outs. One owner found the logo childlike, while another experienced strap-rubbing issues with the short lugs, which were resolved with a Milanese bracelet. Overall, owners and reviewers rate the Zelos Comet 39 highly for its excellent value and striking dial design.