Side by side

Oak & Oscar The Humboldt GMT SAR EditionvsZelos Blacktip 41

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
Blacktip 41
ZelosBlacktip 41
MSRP $499

At a glance

15 of 29 specs differ
Diameter
The Humboldt GMT SAR Edition39.5mm
Blacktip 4141mm
Power Reserve
The Humboldt GMT SAR Edition56 hoursh
Blacktip 4140h
Water Resistance
The Humboldt GMT SAR Edition200m
Blacktip 41200m
MSRP
The Humboldt GMT SAR Edition$2,950
Blacktip 41$499

Full specifications

Case

6 specs
Category
GMT
Diver
Diameter
39.5mm
41mm
Thickness
12.5mm
12mm
Lug-to-Lug
46.8mm
41mm
Material
Grade 5 Titanium
316L Stainless Steel
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
Teal
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Sellita SW330
Miyota 9015
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
40h

Pricing

1 specs
MSRP
$2,950
$499

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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.

Zelos Blacktip 41

The Zelos Blacktip 41 is widely praised for its exceptional quality and value, featuring a titanium case, sapphire crystal, and a reliable Miyota 9015 movement. Owners and reviewers highlight its well-proportioned 41mm case with strong ergonomics, a 47.5mm lug-to-lug, and a 11.5mm thickness, making it a comfortable diver for many. The watch boasts eye-catching dials with grained textures and degrade effects, complemented by large applied indices, a lume-filled crown, and strong two-tone lume. The bezel action is described as having firm clicks with a slight return. The Miyota 9015 movement provides near-COSC accuracy and a 200m water resistance. On balance, owners and reviewers rate the Zelos Blacktip 41 highly for its superb value and well-executed dive watch features at its price point.

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