Which is cheaper, the Oak & Oscar The Humboldt GMT Titanium or the Grand Seiko SBGE285?

At MSRP the Oak & Oscar The Humboldt GMT Titanium is the cheaper of the two at $2,950, against $8,900 for the Grand Seiko SBGE285 — a $5,950 gap before any retailer discounting.

Which is bigger, the Oak & Oscar The Humboldt GMT Titanium or the Grand Seiko SBGE285?

The Grand Seiko SBGE285 wears larger at 41mm versus 39.5mm for the Oak & Oscar The Humboldt GMT Titanium — a 1.5mm difference across the dial.

Which has better water resistance, the Oak & Oscar The Humboldt GMT Titanium or the Grand Seiko SBGE285?

The Oak & Oscar The Humboldt GMT Titanium is rated to 200m versus 100m for the Grand Seiko SBGE285.

Which has a longer power reserve, the Oak & Oscar The Humboldt GMT Titanium or the Grand Seiko SBGE285?

The Grand Seiko SBGE285 carries a 72-hour power reserve against 56 hours hours on the Oak & Oscar The Humboldt GMT Titanium.

What movement does the Oak & Oscar The Humboldt GMT Titanium run compared to the Grand Seiko SBGE285?

The Oak & Oscar The Humboldt GMT Titanium runs a automatic caliber (Sellita SW330), while the Grand Seiko SBGE285 runs a spring drive (9R66).

Side by side

Oak & Oscar The Humboldt GMT TitaniumvsGrand Seiko SBGE285

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

Oak & Oscar The Humboldt GMT Titanium

HMBDLTGMTTI

MSRP $2,950

Grand Seiko SBGE285

sbge285g

MSRP $8,900

At a glance

16 of 29 specs differ

Diameter

The Humboldt GMT Titanium39.5mm

SBGE28541mm

Power Reserve

The Humboldt GMT Titanium56 hoursh

SBGE28572h

Water Resistance

The Humboldt GMT Titanium200m

SBGE285100m

MSRP

The Humboldt GMT Titanium$2,950

SBGE285$8,900

Full specifications

Case

7 specs

Diameter

39.5mm

41mm

Thickness

12.5mm

13.9mm

Lug-to-Lug

46.8mm

48.3mm

Lug Width

20mm

22mm

Material

Grade 5 Titanium

Titanium

Water Resistance

200m

100m

Caseback

Solid screw-down

Solid

Crystal & Dial

4 specs

Crystal Shape

Double-domed

Flat

AR Coating

Underside

Yes

Dial Color

Green

Black

Lume

Super-LumiNova

None

Movement

4 specs

Caliber

Sellita SW330

9R66

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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