Side by side

Oak & Oscar The Humboldt GMT SAR EditionvsYema Navygraf Pearl CMM.20

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

The Humboldt GMT SAR Edition
Oak & OscarThe Humboldt GMT SAR Edition
MSRP $2,950
Navygraf Pearl CMM.20
YemaNavygraf Pearl CMM.20
MSRP $1,862

At a glance

17 of 29 specs differ
Diameter
The Humboldt GMT SAR Edition39.5mm
Navygraf Pearl CMM.2039mm
Power Reserve
The Humboldt GMT SAR Edition56 hoursh
Navygraf Pearl CMM.2040h
Water Resistance
The Humboldt GMT SAR Edition200m
Navygraf Pearl CMM.20100m
MSRP
The Humboldt GMT SAR Edition$2,950
Navygraf Pearl CMM.20$1,862

Full specifications

Case

8 specs
Category
GMT
Diver
Diameter
39.5mm
39mm
Thickness
12.5mm
9.75mm
Lug-to-Lug
46.8mm
46mm
Lug Width
20mm
19mm
Material
Grade 5 Titanium
316L Stainless Steel
Water Resistance
200m
100m
Caseback
Solid screw-down
Solid

Crystal & Dial

5 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Dial Color
Black
Pearl
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Sellita SW330
Yema CMM.20
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
40h

Pricing

1 specs
MSRP
$2,950
$1,862

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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 SAR Edition

Oak & Oscar The Humboldt GMT SAR Edition is praised for its anti-magnetic properties, sandwich lume dial, and overall construction quality for its price point. It features a brushed Grade 5 titanium case, a navy blue sandwich dial with an orange minute track and seconds hand, and a Sellita SW330 movement with a 56-hour power reserve. Minor drawbacks noted include bracelet sizing adjustment and lume brightness. On balance, owners and reviewers rate Oak & Oscar The Humboldt GMT SAR Edition highly for its robust construction and unique dial design at its price point.

Yema Navygraf Pearl CMM.20

The Yema Navygraf Pearl CMM.20 is praised for its elegant and slim case design, measuring between 9.5mm and 9.75mm thick, and its unique mother-of-pearl dial and bezel. The watch features functional dive watch elements like 200-meter water resistance and is powered by the in-house CMM.20 micro-rotor movement, which offers a 70-hour power reserve and is adjusted to -3/+7 seconds a day. Overall, reviewers highlight the Yema Navygraf Pearl CMM.20's sophisticated aesthetic and slim profile as its primary strengths.

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