Side by side

Oak & Oscar The Humboldt GMT SAR EditionvsZelos Aurora Moonphase

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

The Humboldt GMT SAR Edition
Oak & OscarThe Humboldt GMT SAR Edition
MSRP $2,950
Aurora Moonphase
ZelosAurora Moonphase
MSRP $949

At a glance

13 of 29 specs differ
Diameter
The Humboldt GMT SAR Edition39.5mm
Aurora Moonphase39mm
Power Reserve
The Humboldt GMT SAR Edition56 hoursh
Aurora Moonphase40h
Water Resistance
The Humboldt GMT SAR Edition200m
Aurora Moonphase200m
MSRP
The Humboldt GMT SAR Edition$2,950
Aurora Moonphase$949

Full specifications

Case

5 specs
Category
GMT
Moonphase
Diameter
39.5mm
39mm
Lug-to-Lug
46.8mm
39mm
Material
Grade 5 Titanium
Titanium
Caseback
Solid screw-down
Solid

Crystal & Dial

4 specs
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Dial Color
Black
Meteorite
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Sellita SW330
Sellita SW288
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
40h

Pricing

1 specs
MSRP
$2,950
$949

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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.

Oak & Oscar The Humboldt GMT SAR Edition

Oak & Oscar The Humboldt GMT SAR Edition is praised for its anti-magnetic properties, sandwich lume dial, and overall construction quality for its price point. It features a brushed Grade 5 titanium case, a navy blue sandwich dial with an orange minute track and seconds hand, and a Sellita SW330 movement with a 56-hour power reserve. Minor drawbacks noted include bracelet sizing adjustment and lume brightness. On balance, owners and reviewers rate Oak & Oscar The Humboldt GMT SAR Edition highly for its robust construction and unique dial design at its price point.

Zelos Aurora Moonphase

Owners widely praise Zelos for offering excellent value, solid build quality, and enthusiast-friendly designs, with unique dial variants often selling out quickly. The Zelos Aurora Moonphase is noted as a desirable model, though finding one can be challenging. Some owners find Zelos's designs, including those of the Aurora line, to be too flashy for everyday wear, preferring a more subdued aesthetic. One owner reported their Zelos Aurora Nebula 38mm running at -5.3 seconds per day. Overall, owners rate the Zelos Aurora Moonphase highly for its desirable microbrand status and unique dial appeal.

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