Side by side

Hamilton Jazzmaster Day Date AutovsOak & Oscar The Humboldt GMT

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

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Hamilton Jazzmaster Day Date Auto

Owners widely praise the Hamilton Jazzmaster Day Date Auto for its versatility as an everyday and business-casual timepiece. One owner specifically notes it felt the best on their wrist after trying multiple options. On balance, owners rate the Hamilton Jazzmaster Day Date Auto highly for its comfortable wearability and suitability for various occasions.

From video reviewers

The watch offers excellent build quality for its price point, with an 80-hour power reserve from the H-40 movement. The 50-meter water resistance is a limitation. Reviewers disagreed on the aesthetic appeal of the date window at 6 o'clock.

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.

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.

At a glance

18 of 29 specs differ
Diameter
Jazzmaster Day Date Auto40mm
The Humboldt GMT39.5mm
Power Reserve
Jazzmaster Day Date Auto80h
The Humboldt GMT56 hoursh
Water Resistance
Jazzmaster Day Date Auto50m
The Humboldt GMT200m
MSRP
Jazzmaster Day Date Auto$1,045
The Humboldt GMT$2,175

Full specifications

Case

8 specs
Category
Dress
GMT
Diameter
40mm
39.5mm
Thickness
11.52mm
12.5mm
Lug-to-Lug
0mm
46.8mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed
Water Resistance
50m
200m
Caseback
Solid screw-down

Crystal & Dial

5 specs
Crystal Shape
Double-domed
AR Coating
Underside
Dial Color
Black
White
Indices
Applied
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
H-40 (ETA 2834-2 base)
Sellita SW330-2
Beat Rate
0 vph
4 vph
Power Reserve
80h
56 hoursh
Jewels
0
25

Pricing

1 specs
MSRP
$1,045
$2,175
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