Versus
Zelos Comet 39mm 'NASA' Edition vs Zelos Helica 'Slate Grey'
The Sensei's verdict
Comet 39mm 'NASA' Edition 1—2 Helica 'Slate Grey'
The Helica 'Slate Grey' is the value play at $599 ($30 less). The Helica 'Slate Grey' is the pick.
Verdict & value
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Sensei Score
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$629
Price
$30 less$599
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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 mm3.2 mm thinner
Thickness
11.9 mm
50 m
Water resistance
100 m
Stainless Steel
Case material
Stainless Steel
Dial, crystal & details
white
Dial
gunmetal
Sapphire
Crystal
Sapphire
Yes (Super-LumiNova BGW9)
Lume
Yes (Super-LumiNova C3)