Side by side

Zelos Nasa Edition (sellita)vsSeiko Essentials Quartz (Ladies)

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

Nasa Edition (sellita)
ZelosNasa Edition (sellita)
MSRP $629
Essentials Quartz (Ladies)
SeikoEssentials Quartz (Ladies)
MSRP $315

At a glance

11 of 29 specs differ
Diameter
Nasa Edition (sellita)39mm
Essentials Quartz (Ladies)34mm
Power Reserve
Nasa Edition (sellita)40h
Essentials Quartz (Ladies)40h
Water Resistance
Nasa Edition (sellita)50m
Essentials Quartz (Ladies)100m
MSRP
Nasa Edition (sellita)$629
Essentials Quartz (Ladies)$315

Full specifications

Case

6 specs
Diameter
39mm
34mm
Thickness
7.6mm
8.2mm
Lug-to-Lug
39mm
41.5mm
Lug Width
20mm
10mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

2 specs
Crystal
Domed Sapphire
Sapphire
Dial Color
NASA Edition (Sellita)
Black

Movement

2 specs
Caliber
ETA/Peseux 7001
6N42
Type
Manual
Automatic

Pricing

1 specs
MSRP
$629
$315

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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.

Seiko Essentials Quartz (Ladies)

Owners widely appreciate the Seiko Essentials Quartz (Ladies) for its lightweight wearability, making it suitable for daily activity. One owner finds the watch beautiful for its grey market price, though another commenter expressed a preference for a black dial over the dark greenish hue. Concerns have been raised by an owner about the possibility of counterfeit Seiko Essentials Quartz (Ladies) watches, questioning the likelihood for a relatively inexpensive model. On balance, owners value the Seiko Essentials Quartz (Ladies) for its comfortable wearability and attractive price point.

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