Which is cheaper, the KUOE ROYAL SMITH 90-008 or the Grand Seiko SBGW306?

At MSRP the KUOE ROYAL SMITH 90-008 is the cheaper of the two at $760, against $17,900 for the Grand Seiko SBGW306 — a $17,140 gap before any retailer discounting.

Which is bigger, the KUOE ROYAL SMITH 90-008 or the Grand Seiko SBGW306?

The Grand Seiko SBGW306 wears larger at 36.5mm versus 34mm for the KUOE ROYAL SMITH 90-008 — a 2.5mm difference across the dial.

Which has better water resistance, the KUOE ROYAL SMITH 90-008 or the Grand Seiko SBGW306?

The Grand Seiko SBGW306 is rated to 100m versus 50m for the KUOE ROYAL SMITH 90-008.

Which has a longer power reserve, the KUOE ROYAL SMITH 90-008 or the Grand Seiko SBGW306?

The Grand Seiko SBGW306 carries a 72-hour power reserve against 42 hours on the KUOE ROYAL SMITH 90-008.

What movement does the KUOE ROYAL SMITH 90-008 run compared to the Grand Seiko SBGW306?

The KUOE ROYAL SMITH 90-008 runs a automatic caliber (Miyota 9039), while the Grand Seiko SBGW306 runs a manual (9S64).

Side by side

KUOE ROYAL SMITH 90-008vsGrand Seiko SBGW306

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

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KUOE ROYAL SMITH 90-008

rs90008sv-gd

MSRP $760

Grand Seiko SBGW306

sbgw306j

MSRP $17,900

Buy from KUOE ↗

Buy used on eBay ↗

Buy from Grand Seiko ↗

Buy used on eBay ↗

At a glance

11 of 29 specs differ

Diameter

ROYAL SMITH 90-00834mm

SBGW30636.5mm

Power Reserve

ROYAL SMITH 90-00842h

SBGW30672h

Water Resistance

ROYAL SMITH 90-00850m

SBGW306100m

MSRP

ROYAL SMITH 90-008$760

SBGW306$17,900

Full specifications

Case

5 specs

Diameter

34mm

36.5mm

Thickness

11mm

11.7mm

Lug-to-Lug

41mm

42.7mm

Material

Stainless Steel

Gold

Water Resistance

50m

100m

Crystal & Dial

2 specs

Crystal Shape

Dome

Flat

Dial Color

Silver

Black

Movement

3 specs

Caliber

Miyota 9039

9S64

Type

Automatic

Manual

Power Reserve

42h

72h

Pricing

1 specs

MSRP

$760

$17,900

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