Side by side

Oak & Oscar The Humboldt 12-hrvsGrand Seiko SBGA481

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

The Humboldt 12-hr
Oak & OscarThe Humboldt 12-hr
MSRP $1,750
SBGA481
Grand SeikoSBGA481
MSRP $11,100

At a glance

18 of 29 specs differ
Diameter
The Humboldt 12-hr39.5mm
SBGA48144.5mm
Power Reserve
The Humboldt 12-hr42 hoursh
SBGA48172h
Water Resistance
The Humboldt 12-hr200m
SBGA481200m
MSRP
The Humboldt 12-hr$1,750
SBGA481$11,100

Full specifications

Case

7 specs
Category
Tool
Diver
Diameter
39.5mm
44.5mm
Thickness
12.4mm
14.3mm
Lug-to-Lug
46.8mm
50mm
Lug Width
20mm
23mm
Material
316L Stainless Steel
Titanium
Caseback
Solid screw-down
Solid

Crystal & Dial

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

Movement

6 specs
Caliber
ETA 2892A2
9R65
Type
Automatic
Spring Drive
Beat Rate
4 vph
28,800 vph
Power Reserve
42 hoursh
72h
Jewels
21
25
Complications
GMT, Chronograph, Date
None

Pricing

1 specs
MSRP
$1,750
$11,100

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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 12-hr

Oak & Oscar The Humboldt 12-hr owners widely praise its comfortable, solid bracelet with screw links and tight end-link fit, along with its awesome sandwich dial featuring superb grain and crisp details. The 12-hour bezel is noted as excellent for tracking a second time zone, and the orange second hand adds a nice pop. One owner reports the watch has outstanding quality and a perfect fit on smaller wrists, while another notes its legibility and great presence on various straps. A reviewer describes it as a 40mm stainless steel tool watch with a matte, brushed finish and a sandwich dial, powered by an ETA 2892-A2 movement with a 42-hour power reserve. Some in the line report the lume could be brighter. On balance, owners and reviewers rate Oak & Oscar The Humboldt 12-hr highly for its build quality and versatile tool-watch design.

Grand Seiko SBGA481

Grand Seiko SBGA481 owners praise its light titanium case and sharp finishing, with one owner reporting it runs perfectly. Reviewers describe the SBGA481 as an unapologetically Grand Seiko creation with a unique hour hand and a "geeky, techy vibe" that some find daring. On balance, the consensus is that the Grand Seiko SBGA481 is a fun and daring watch that showcases the brand's distinctive design language.

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