Versus
Zelos Comet 39mm 'NASA' Edition vs Zelos Helica 39 'Red Opal'
The Sensei's verdict
Comet 39mm 'NASA' Edition 1—1 Helica 39 'Red Opal'
On paper these two are remarkably close — it comes down to which one you'd rather wear.
Verdict & value
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Sensei Score
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$629
Price
$629
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Originality
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Movement
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Type
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Calibre
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Tier
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Power reserve
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Case & on the wrist
39 mm
Diameter
39 mm
45 mm
Lug-to-lug
45.5 mm
8.7 mm1.8 mm thinner
Thickness
10.5 mm
50 m
Water resistance
100 m
Stainless Steel
Case material
Stainless Steel
Dial, crystal & details
white
Dial
red
Sapphire
Crystal
Sapphire
Yes (Super-LumiNova BGW9)
Lume
Yes (Super-LumiNova C3)