Side by side

Oak & Oscar The Humboldt GMT SAR EditionvsGrand Seiko SBGP009

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
SBGP009
Grand SeikoSBGP009
MSRP $3,100

At a glance

15 of 29 specs differ
Diameter
The Humboldt GMT SAR Edition39.5mm
SBGP00940mm
Power Reserve
The Humboldt GMT SAR Edition56 hoursh
SBGP00940h
Water Resistance
The Humboldt GMT SAR Edition200m
SBGP009100m
MSRP
The Humboldt GMT SAR Edition$2,950
SBGP009$3,100

Full specifications

Case

7 specs
Category
GMT
Dress
Diameter
39.5mm
40mm
Thickness
12.5mm
10.6mm
Lug-to-Lug
46.8mm
47mm
Material
Grade 5 Titanium
Stainless Steel
Water Resistance
200m
100m
Caseback
Solid screw-down
Solid

Crystal & Dial

3 specs
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Yes
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
Sellita SW330
9F85
Type
Automatic
Quartz
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
40h

Pricing

1 specs
MSRP
$2,950
$3,100

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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 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.

Grand Seiko SBGP009

Grand Seiko SBGP009 owners note its "normal quartz" movement, and one owner criticizes the bracelet for lacking a taper. One owner cites a 40-year-old Seiko quartz watch that has only required battery changes as evidence of the reliability of Grand Seiko's quartz movements. On balance, owners value the Grand Seiko SBGP009 for its perceived long-term reliability.

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