Side by side

Echo/Neutra Cristallo Professional Diver 500mvsSeiko Prospex Sea

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

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 Cristallo Professional Diver 500m

The Echo/Neutra Cristallo Professional Diver 500m is praised for its well-executed 42mm case with polished chamfers and a comfortable H-link bracelet, featuring a functional clasp. Reviewers note its smooth 120-click bezel and a Sellita SW279 movement with power reserve and small seconds complications. One owner flags the inner folding part of the clasp as slightly long. Overall, owners and reviewers rate the Echo/Neutra Cristallo Professional Diver 500m highly for its functional Sellita SW279 movement and well-finished case at its $800 price point.

Seiko Prospex Sea

Owners and reviewers widely praise the Seiko Prospex Sea for its excellent value, robust build, and superior lume, with many noting its comfortable wearability and faithful design recreations. Some owners report the watch can feel big, thick, and heavy on smaller wrists, while others find the sizing perfect. The bezel action is frequently highlighted as smooth and precise, often exceeding that of less expensive models. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its impressive finishing and value proposition.

At a glance

16 of 29 specs differ
Diameter
Cristallo Professional Diver 500m42mm
Prospex Sea41.7mm
Power Reserve
Cristallo Professional Diver 500m56h
Prospex Sea41h
Water Resistance
Cristallo Professional Diver 500m500m
Prospex Sea200m
MSRP
Cristallo Professional Diver 500m$1,450
Prospex Sea$595

Full specifications

Case

6 specs
Diameter
42mm
41.7mm
Thickness
13.9mm
12.3mm
Lug-to-Lug
49mm
49.5mm
Lug Width
0mm
20mm
Material
316L Stainless Steel with Helium Valve
Stainless Steel
Water Resistance
500m
200m

Crystal & Dial

4 specs
Crystal
Sapphire
Hardlex
Crystal Shape
Flat
Dial Color
Blue
Lume
Superluminova BGW9
LumiBrite on hands, index(es) and bezel

Movement

5 specs
Caliber
Sellita SW279-1
Seiko 4R35
Beat Rate
28,800 vph
0 vph
Power Reserve
56h
41h
Jewels
31
23
Complications
Moonphase, Date, Small seconds
None

Pricing

1 specs
MSRP
$1,450
$595
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