Side by side

Oak & Oscar The Humboldt GMTvsSugess Seestern S434 Pro Diver

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
Seestern S434 Pro Diver
SugessSeestern S434 Pro Diver
MSRP $249

At a glance

16 of 29 specs differ
Diameter
The Humboldt GMT39.5mm
Seestern S434 Pro Diver40mm
Power Reserve
The Humboldt GMT56 hoursh
Seestern S434 Pro Diver40h
Water Resistance
The Humboldt GMT200m
Seestern S434 Pro Diver200m
MSRP
The Humboldt GMT$2,175
Seestern S434 Pro Diver$249

Full specifications

Case

7 specs
Category
GMT
Diver
Diameter
39.5mm
40mm
Thickness
12.5mm
12mm
Lug-to-Lug
46.8mm
46mm
Material
316L Stainless Steel
Stainless Steel/Rose Gold
Finish
Brushed
Brushed and polished
Caseback
Solid screw-down
Engraved

Crystal & Dial

4 specs
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Dial Color
White
2 Salmon
Lume
Super-LumiNova
Super-LumiNova BGW9

Movement

4 specs
Caliber
Sellita SW330
NH35
Beat Rate
4 vph
3 vph
Power Reserve
56 hoursh
40h
Complications
None
GMT, Chronograph, Moonphase, Date

Pricing

1 specs
MSRP
$2,175
$249

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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.

Sugess Seestern S434 Pro Diver

Owners widely praise the Sugess Seestern S434 Pro Diver for its impressive finishing and craftsmanship at its price point, highlighting the applied indices that play with light, excellent BGW9 lume, and attractive color options. Specific positive notes include the domed sapphire crystal, short lug-to-lug, and on-the-fly clasp adjustment. However, some owners report quality control issues such as misaligned bezels or indices, while others with V2 models experience no such problems. Caveats include slight bezel back play, light AR coating on the crystal, and a clasp that could be smoother, with one owner desiring a color-matched date wheel. On balance, owners rate the Sugess Seestern S434 Pro Diver highly for its exceptional value and build quality, particularly the dial finishing and lume.

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