Side by side

Oak & Oscar The Humboldt GMTvsZelos Comet 39

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

The Humboldt GMT
Oak & OscarThe Humboldt GMT
MSRP $2,175
Comet 39
ZelosComet 39
MSRP $2,499

At a glance

17 of 29 specs differ
Diameter
The Humboldt GMT39.5mm
Comet 3939mm
Power Reserve
The Humboldt GMT56 hoursh
Comet 3940h
Water Resistance
The Humboldt GMT200m
Comet 3950m
MSRP
The Humboldt GMT$2,175
Comet 39$2,499

Full specifications

Case

7 specs
Category
GMT
Dress
Diameter
39.5mm
39mm
Thickness
12.5mm
7.6mm
Lug-to-Lug
46.8mm
39mm
Finish
Brushed
Brushed and polished
Water Resistance
200m
50m
Caseback
Solid screw-down
Solid

Crystal & Dial

5 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Dial Color
White
Tantalum LE
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
Sellita SW330
ETA/Peseux 7001
Type
Automatic
Manual
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
40h

Pricing

1 specs
MSRP
$2,175
$2,499

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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

Oak & Oscar The Humboldt GMT owners widely praise its exceptional accuracy, often running at or near 0 seconds per day, and its comfortable wearability with subtle design details. The construction quality for the price point, sandwich lume, and anti-magnetic properties are also highlighted. Some owners find the bracelet sizing adjustment slightly awkward, and one noted the lume could be brighter. Overall, owners rate the Oak & Oscar The Humboldt GMT highly for its accuracy and comfortable wearability.

Zelos Comet 39

Owners widely praise the Zelos Comet 39 for its wearable 39mm size, thin profile under 10mm thanks to its manual-wind Sellita SW215 movement, and its captivating dial with a deep starburst effect. The winding action is described as a joy, and the watch is considered a stunner for its price, blending modern and vintage aesthetics. Some owners note frustration with Zelos's limited production runs leading to quick sell-outs. One owner found the logo childlike, while another experienced strap-rubbing issues with the short lugs, which were resolved with a Milanese bracelet. Overall, owners and reviewers rate the Zelos Comet 39 highly for its excellent value and striking dial design.

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