Side by side

Echo/Neutra RivaneravsSeiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition

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

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What people say

Owners + reviewers, side by side

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 remarkably thin 5.9mm Grade 5 titanium case, which contributes to its exceptional lightness and wearability, striking a balance between dress and everyday style. Reviewers and owners highlight its Art Deco-inspired design and the respected ETA 7001 manual-wind movement for its slimness and longevity. Impressive packaging and accessories are also noted as significant value adds for its price point. Some reviewers point out the lack of quick-release straps and the bead-blasted finish, with one owner expressing concern over the case's scratch resistance. The non-hacking movement is also a point of note for some enthusiasts. Overall, owners and reviewers highly regard the Echo/Neutra Rivanera for its exceptionally thin and lightweight titanium case and unique Art Deco aesthetic at an affordable price.

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.

Seiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition

The Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition is praised for its retro design, balanced 42mm case, good finishing, and sapphire crystal. It is powered by the calibre 8R48, featuring a column wheel and vertical clutch, and offers 100m water resistance. Some find its 45-hour power reserve short compared to modern alternatives, and the date window placement is a point of discussion. The solar-powered variant is noted for its compact proportions and character, though some desire thinner cases and improved bracelet micro-adjustment. Overall, owners and reviewers appreciate the SPEEDTIMER's vintage-inspired aesthetics and solid build, with critiques focusing on power reserve and minor functional details.

At a glance

18 of 29 specs differ
Diameter
Rivanera40mm
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition42mm
Power Reserve
Rivanera42hh
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition
Water Resistance
Rivanera30m
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition100m
MSRP
Rivanera$1,810
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition$2,400

Full specifications

Case

7 specs
Category
Chronograph
Diameter
40mm
42mm
Thickness
5.5mm
12.9mm
Lug-to-Lug
40mm
49.6mm
Material
Titanium Grade 5 (sandblasted)
Stainless Steel
Finish
Polished + Sandblasted
Water Resistance
30m
100m

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Super-clear coating
Dial Color
Black
Lume
None
LumiBrite on hands and index(es)

Movement

6 specs
Caliber
ETA/Peseux 7001
Seiko 5X83
Type
Manual
Quartz
Beat Rate
21,600 vph
0 vph
Power Reserve
42hh
0h
Jewels
17
14
Complications
Moonphase, Date
None

Pricing

1 specs
MSRP
$1,810
$2,400
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