Side by side

Oak & Oscar The Humboldt GMT TitaniumvsSeestern S456 GMT

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

The Humboldt GMT Titanium
Oak & OscarThe Humboldt GMT Titanium
MSRP $2,950
S456 GMT
SeesternS456 GMT
MSRP $299
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 Titanium

Oak & Oscar The Humboldt GMT Titanium owners praise its exceptional timekeeping and fit and finish that exceed its price point. The watch is described as a rugged, 40mm automatic with 20ATM water resistance and an external rotating 12-hour bezel, suitable for casual and tough use. One owner finds its orange dial distinct and considers it a very casual, tough, and durable watch. However, one owner notes the size as a potential drawback, and another enthusiast questions its value proposition compared to less expensive options with the same movement. Overall, owners rate Oak & Oscar The Humboldt GMT Titanium highly for its exceptional timekeeping and fit and finish that exceed its price point, despite some reservations about size and value.

Seestern S456 GMT

Owners widely praise the Seestern S456 GMT for its exceptional value and finishing that exceeds expectations, with one owner noting its accuracy surpasses that of their Seiko 5. The dial displays a pearl-like rainbow effect. Some owners would prefer a bidirectional bezel over the current unidirectional one. The Seestern S456 GMT features an NH34 movement, a 39.5mm case, sapphire crystal, and an adjustable clasp. On balance, owners rate the Seestern S456 GMT highly for its impressive finishing and value proposition at its price point.

From video reviewers

The watch features stunning, detailed finishing that is difficult to top. Reviewers did not reach a consensus on any weaknesses.

At a glance

16 of 29 specs differ
Diameter
The Humboldt GMT Titanium39.5mm
S456 GMT41mm
Power Reserve
The Humboldt GMT Titanium56 hoursh
S456 GMT41hh
Water Resistance
The Humboldt GMT Titanium200m
S456 GMT200m
MSRP
The Humboldt GMT Titanium$2,950
S456 GMT$299

Full specifications

Case

6 specs
Diameter
39.5mm
41mm
Thickness
12.5mm
13mm
Lug-to-Lug
46.8mm
49mm
Material
Grade 5 Titanium
316L Stainless Steel
Finish
Brushed and polished
Brushed + Polished
Caseback
Solid screw-down
Solid

Crystal & Dial

4 specs
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Dial Color
Green
Sunray style, applied and Diamond cut Indices, C1 lume
Lume
Super-LumiNova
C1

Movement

5 specs
Caliber
Sellita SW330-2
Seiko NH34
Beat Rate
4 vph
3 vph
Power Reserve
56 hoursh
41hh
Jewels
25
24
Complications
None
GMT

Pricing

1 specs
MSRP
$2,950
$299
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Follow this matchup

Get a note when Oak & Oscar The Humboldt GMT Titanium vs Seestern S456 GMT gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.