Side by side

Zelos Nasa Edition (sellita)vsHELM Vanuatu

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

Nasa Edition (sellita)
ZelosNasa Edition (sellita)
MSRP $629
Vanuatu
HELMVanuatu
MSRP $285

At a glance

17 of 29 specs differ
Diameter
Nasa Edition (sellita)39mm
Vanuatu42mm
Power Reserve
Nasa Edition (sellita)40h
Vanuatu40h
Water Resistance
Nasa Edition (sellita)50m
Vanuatu300m
MSRP
Nasa Edition (sellita)$629
Vanuatu$285

Full specifications

Case

7 specs
Category
Dress
Diver
Diameter
39mm
42mm
Thickness
7.6mm
14mm
Lug-to-Lug
39mm
50mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
300m

Crystal & Dial

4 specs
Crystal
Domed Sapphire
Sapphire
AR Coating
Inner
Yes
Dial Color
NASA Edition (Sellita)
Black
Lume
None
Super-LumiNova

Movement

5 specs
Caliber
ETA/Peseux 7001
Seiko Instruments NH35
Type
Manual
Automatic
Power Reserve
40h
40h
Jewels
25
24
Complications
None
Date

Pricing

1 specs
MSRP
$629
$285

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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.

Zelos Nasa Edition (sellita)

The Zelos Nasa Edition (sellita) is praised for its thinness, stemming from its hand-wound Sellita SW215 movement, and is noted for its good size and wearability. The watch features a 39mm case, a 45mm lug to lug, and a 20mm lug width. On balance, owners rate the Zelos Nasa Edition (sellita) highly for its comfortable dimensions and thin profile.

HELM Vanuatu

Owners widely praise the HELM Vanuatu for its exceptional comfort, with the titanium bracelet frequently cited as "uber-comfortable" and the watch itself being less overbearing on the wrist than comparable dive watches. Reviewers note its great bezel action and overall quality, with one owner finding the purchase satisfactory despite a nearly two-year wait. On balance, owners rate the HELM Vanuatu highly for its wearability and solid build at the price.

From video reviewers

The case finishing is consistently praised. The bracelet is noted as having significant rattle.

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