Which is cheaper, the Oblvlo GCM Mechanical or the Grand Seiko SBGW257?

At MSRP the Oblvlo GCM Mechanical is the cheaper of the two at $231, against $38,000 for the Grand Seiko SBGW257 — a $37,769 gap before any retailer discounting.

Which is bigger, the Oblvlo GCM Mechanical or the Grand Seiko SBGW257?

The Oblvlo GCM Mechanical wears larger at 41mm versus 38mm for the Grand Seiko SBGW257 — a 3mm difference across the dial.

Which has better water resistance, the Oblvlo GCM Mechanical or the Grand Seiko SBGW257?

The Oblvlo GCM Mechanical is rated to 50m versus 30m for the Grand Seiko SBGW257.

Which has a longer power reserve, the Oblvlo GCM Mechanical or the Grand Seiko SBGW257?

The Grand Seiko SBGW257 carries a 72-hour power reserve against 42 hours on the Oblvlo GCM Mechanical.

What movement does the Oblvlo GCM Mechanical run compared to the Grand Seiko SBGW257?

The Oblvlo GCM Mechanical runs a automatic caliber (Miyota 82S5), while the Grand Seiko SBGW257 runs a manual (9S64).

Side by side

Oblvlo GCM MechanicalvsGrand Seiko SBGW257

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

Oblvlo GCM Mechanical

GCM-MUT

MSRP $231

Grand Seiko SBGW257

sbgw257j

MSRP $38,000

At a glance

13 of 29 specs differ

Diameter

GCM Mechanical41mm

SBGW25738mm

Power Reserve

GCM Mechanical42h

SBGW25772h

Water Resistance

GCM Mechanical50m

SBGW25730m

MSRP

GCM Mechanical$231

SBGW257$38,000

Full specifications

Case

7 specs

Crystal & Dial

2 specs

AR Coating

Inner

Yes

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

Miyota 82S5

9S64

Type

Automatic

Manual

Power Reserve

42h

72h

Pricing

1 specs

MSRP

$231

$38,000

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Oblvlo GCM MechanicalvsGrand Seiko SBGW257

At a glance

Full specifications

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