Side by side

Oak & Oscar The Humboldt GMT SAR EditionvsGrand Seiko SBGY007

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
SBGY007
Grand SeikoSBGY007
MSRP $8,900

At a glance

16 of 29 specs differ
Diameter
The Humboldt GMT SAR Edition39.5mm
SBGY00738.5mm
Power Reserve
The Humboldt GMT SAR Edition56 hoursh
SBGY00772h
Water Resistance
The Humboldt GMT SAR Edition200m
SBGY00730m
MSRP
The Humboldt GMT SAR Edition$2,950
SBGY007$8,900

Full specifications

Case

8 specs
Category
GMT
Dress
Diameter
39.5mm
38.5mm
Thickness
12.5mm
10.2mm
Lug-to-Lug
46.8mm
43.7mm
Lug Width
20mm
19mm
Material
Grade 5 Titanium
Stainless Steel
Water Resistance
200m
30m
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
9R31
Type
Automatic
Spring Drive
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
72h

Pricing

1 specs
MSRP
$2,950
$8,900

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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 SBGY007

Grand Seiko SBGY007 owners and reviewers widely praise its stunning, textured blue dial, inspired by frozen Lake Suwa, and its clean, time-only aesthetic. The watch is lauded for its impeccable finishing, including high polish and Zaratsu polishing, and its classic, thin 38.5mm stainless steel dress case. The hand-wound Spring Drive Caliber 9R31 movement is noted for its accuracy, rated to ±1 second per day, and a 72-hour power reserve, with its power reserve indicator discreetly placed on the case back. While some reviewers suggest room for improvement in Grand Seiko's pricing structure, the $8,300 USD price is seen by others as a relatively affordable entry into the brand's high-end offerings. On balance, the consensus is that the Grand Seiko SBGY007 is highly regarded for its exceptional dial artistry and refined finishing at its price point.

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