Side by side

Echo/Neutra Cristallo Professional Diver 500mvsSeestern S446 GMT

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
S446 GMT
SeesternS446 GMT
MSRP $299

At a glance

15 of 29 specs differ
Diameter
Cristallo Professional Diver 500m42mm
S446 GMT39.5mm
Power Reserve
Cristallo Professional Diver 500m56h
S446 GMT41hh
Water Resistance
Cristallo Professional Diver 500m500m
S446 GMT100m
MSRP
Cristallo Professional Diver 500m$1,450
S446 GMT$299

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
42mm
39.5mm
Thickness
13.9mm
13mm
Lug-to-Lug
49mm
47mm
Material
316L Stainless Steel with Helium Valve
316L Stainless Steel
Water Resistance
500m
100m

Crystal & Dial

3 specs
Crystal Shape
Flat
Domed
Dial Color
Blue
Cream
Lume
Superluminova BGW9
None

Movement

5 specs
Caliber
Sellita SW279 elaboré
Seiko NH34A GMT
Beat Rate
28,800 vph
3 vph
Power Reserve
56h
41hh
Jewels
31
24
Complications
Moonphase, Date, Small seconds
GMT, Date

Pricing

1 specs
MSRP
$1,450
$299

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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.

Seestern S446 GMT

Owners widely praise the Seestern S446 GMT for its stunning finishing and extreme value, with a sapphire crystal and adjustable clasp. The winding action is noted as buttery smooth, and the 39.5mm case size is considered very wearable. Some owners, however, flag the lume as a weak point and one owner found the bracelet clasp lacked sufficient micro-adjustment. The Seestern S446 GMT is considered an extreme value for the dollar. Overall, owners rate the Seestern S446 GMT highly for its exceptional finishing and value proposition at its price point.

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