Side by side

Zelos Nasa Edition (sellita)vsSpinnaker Spence 300

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

Nasa Edition (sellita)
ZelosNasa Edition (sellita)
MSRP $629
Spence 300
SpinnakerSpence 300
MSRP $650

At a glance

10 of 29 specs differ
Diameter
Nasa Edition (sellita)39mm
Spence 30040mm
Power Reserve
Nasa Edition (sellita)40h
Spence 30040h
Water Resistance
Nasa Edition (sellita)50m
Spence 300300m
MSRP
Nasa Edition (sellita)$629
Spence 300$650

Full specifications

Case

5 specs
Category
Dress
Diver
Diameter
39mm
40mm
Thickness
7.6mm
11.5mm
Lug-to-Lug
39mm
48mm
Water Resistance
50m
300m

Crystal & Dial

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

Movement

2 specs
Caliber
ETA/Peseux 7001
SII NH35A
Type
Manual
Automatic

Pricing

1 specs
MSRP
$629
$650

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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.

Spinnaker Spence 300

The Spinnaker Spence 300 is widely praised for its slim 10.9mm case and 40mm diameter, offering a comfortable and uncommon thin diver design at its price point. Reviewers and owners highlight its value, especially below $350, and its blend of retro design with modern specifications, including a 300m depth rating and a fully indexed bezel. Some owners, however, find the dial printing and bracelet finishing to be less refined, with one noting the bracelet's male end links as a drawback. The consensus is that the Spinnaker Spence 300 is highly regarded for its exceptional value and wearable dimensions, making it a strong contender for an everyday sports watch.

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