Oak & Oscar The Humboldt GMTvsRolex Explorer II

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Oak & Oscar The Humboldt GMT at true scale

The Humboldt GMT

Rolex Explorer II at true scale

Explorer II

Diameter

39.5mm

42mm

Lug-to-Lug

46.8mm

n/a

Thickness

12.5mm

n/a

Water Resistance

200m

highest

100m

Power Reserve

56h

70h

highest

MSRP

$2,175

lowest

$10,600

Movement

Sellita SW330-2

3285

Case

8 specs
Diameter
39.5mm
42mm
Thickness
12.5mm
n/a
Lug-to-Lug
46.8mm
n/a
Lug Width
20mm
n/a
Material
316L Stainless Steel
Oystersteel
Finish
Brushed
n/a
Water Resistance
200m
100m
Caseback
Solid screw-down
Monobloc middle case, screw-down case back and winding crown

Crystal & Dial

5 specs
Crystal Shape
Double-domed
Flat
AR Coating
Underside
n/a
Dial Color
White
Black
Indices
Applied
Index
Lume
Super-LumiNova
Chromalight

Movement

7 specs
Caliber
Sellita SW330-2
3285
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
70h
Jewels
25
34
Hacking
No
Yes
Hand-winding
No
Yes
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$2,175
$10,600
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Reviews

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 is praised for its exceptional accuracy, often running at or near 0 seconds per day, and its robust construction quality for the price. Owners highlight the sandwich dial construction with its signature date window and orange accents, along with its anti-magnetic properties. Some find the bracelet sizing adjustment slightly awkward and note the lume could be brighter. On balance, owners and reviewers rate the Oak & Oscar The Humboldt GMT highly for its precise timekeeping and solid build at its price point.

From video reviewers

The Humboldt GMT's sandwich dial and true GMT complication deliver practical traveler functionality in a 40mm brushed stainless steel case with 20ATM water resistance. Swiss-made movement construction with anti-shock and anti-magnetic properties meets tight manufacturing tolerances and rigorous testing standards. Positioning against sub-$2,000 GMT competitors raises questions about value proposition relative to alternatives in this price tier.

Rolex Explorer II

Owners widely praise the Rolex Explorer II for its high-contrast, legible polar dial with matte, textured finishing and its understated, classic, toolish aesthetic. Its clean lume, legibility, and ease of reading are also frequently noted. Some owners find the bracelet incredibly comfortable. Accuracy is reported as excellent, with one owner noting +/- 1 second per day. The 42mm case size is a point of contention, with some finding it too large and others appreciating its "big boy watch" suitability for everyday wear. The bezel is noted as easily scratched, and some criticize the lack of a Glidelock clasp. One owner dislikes the magnified date window for being difficult to read at angles. Overall, owners rate the Rolex Explorer II highly for its legible dial and comfortable bracelet, despite some debate over its 42mm size.

From video reviewers

The fixed 24-hour bezel and independent GMT hand provide practical dual-time functionality. The 42mm Oystersteel case is noted for versatile wearability. Reviewers disagree on the watch's sizing, with some finding it awkward and others stating it wears well.

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