Side by side

Zelos Nasa Edition (sellita)vsZelos Spearfish GMT

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

Nasa Edition (sellita)
ZelosNasa Edition (sellita)
MSRP $629
Spearfish GMT
ZelosSpearfish GMT
MSRP $999

At a glance

10 of 29 specs differ
Diameter
Nasa Edition (sellita)39mm
Spearfish GMT40mm
Power Reserve
Nasa Edition (sellita)40h
Spearfish GMT40h
Water Resistance
Nasa Edition (sellita)50m
Spearfish GMT200m
MSRP
Nasa Edition (sellita)$629
Spearfish GMT$999

Full specifications

Case

5 specs
Category
Dress
GMT
Diameter
39mm
40mm
Thickness
7.6mm
13mm
Lug-to-Lug
39mm
40mm
Water Resistance
50m
200m

Crystal & Dial

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

Movement

2 specs
Caliber
ETA/Peseux 7001
Sellita SW330-2
Type
Manual
Automatic

Pricing

1 specs
MSRP
$629
$999

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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.

Zelos Spearfish GMT

The Zelos Spearfish GMT is widely praised for its exceptional value, with reviewers highlighting its superb finishing, flawless machining, and a tool-less micro-adjustment clasp that exceeds its price point. It features a La Joux-Perret G100 movement with a 68-hour power reserve, achieving an average accuracy of +2.6 seconds per day, or a Miyota 9075 movement offering flier-style GMT functionality. The 40mm case and bidirectional 48-click ceramic bezel are well-executed, though one reviewer noted a minor compromise in the end link fit. Overall, owners and reviewers rate the Zelos Spearfish GMT highly for its impressive finishing and value proposition.

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