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.

Cristallo Professional Diver 500m
Echo/NeutraCristallo Professional Diver 500m
MSRP $1,450
Prospex Sea
SeikoProspex Sea
MSRP $1,100

At a glance

13 of 29 specs differ
Diameter
Cristallo Professional Diver 500m42mm
Prospex Sea41.3mm
Power Reserve
Cristallo Professional Diver 500m56h
Prospex Sea72h
Water Resistance
Cristallo Professional Diver 500m500m
Prospex Sea300m
MSRP
Cristallo Professional Diver 500m$1,450
Prospex Sea$1,100

Full specifications

Case

5 specs
Diameter
42mm
41.3mm
Thickness
13.9mm
12.5mm
Lug-to-Lug
49mm
48.2mm
Material
316L Stainless Steel with Helium Valve
Stainless Steel
Water Resistance
500m
300m

Crystal & Dial

3 specs
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Blue
Black
Lume
Superluminova BGW9
LumiBrite on hands, index(es) and bezel

Movement

4 specs
Caliber
Sellita SW279 elaboré
6R55
Power Reserve
56h
72h
Jewels
31
24
Complications
Moonphase, Date, Small seconds
None

Pricing

1 specs
MSRP
$1,450
$1,100

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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 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

Seiko Prospex Sea models are widely praised for their excellent build quality, value for money, and comfortable wearability, with many appreciating the vintage-inspired designs and robust construction. Owners note the silicone straps are surprisingly comfortable and well-finished, and the Lumibrite lume is excellent. However, some find the 44.3mm size and thickness too large for smaller wrists, though others report the sizing as perfect. The 6R15 movement in some variants offers accuracy around +4 seconds per day with a 50-hour power reserve, while newer movements offer more. Some models are criticized for a bracelet width not matching the case size or a rudimentary clasp for their price point. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its impressive case work and finishing at its price point.

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