Side by side

Oak & Oscar The Humboldt GMTvsYema Navygraf Heritage

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
Navygraf Heritage
YemaNavygraf Heritage
MSRP $990

At a glance

16 of 29 specs differ
Diameter
The Humboldt GMT39.5mm
Navygraf Heritage39mm
Power Reserve
The Humboldt GMT56 hoursh
Navygraf Heritage40h
Water Resistance
The Humboldt GMT200m
Navygraf Heritage100m
MSRP
The Humboldt GMT$2,175
Navygraf Heritage$990

Full specifications

Case

8 specs
Category
GMT
Diver
Diameter
39.5mm
39mm
Thickness
12.5mm
10.85mm
Lug-to-Lug
46.8mm
46mm
Lug Width
20mm
19mm
Finish
Brushed
Brushed and polished
Water Resistance
200m
100m
Caseback
Solid screw-down
Solid

Crystal & Dial

4 specs
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Dial Color
White
Black
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Sellita SW330
Sellita SW200
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
40h

Pricing

1 specs
MSRP
$2,175
$990

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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.

Yema Navygraf Heritage

Owners widely praise the Yema Navygraf Heritage for its comfortable 39mm wearability and faithful 1970s reissue design, noting craftsmanship better than expected. Some owners report quality control issues including bezel free play and misalignment, while others find the bezel very tight to turn despite precise 120 clicks. The in-house MBP2000 movement is noted by some to be loud and run approximately +10 to +15 seconds per day. On balance, owners appreciate the Yema Navygraf Heritage for its retro aesthetic and comfortable sizing, with noted concerns around movement accuracy and bezel action.

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