Side by side

Grand Seiko SBGW306vsSerket Watch Co Overdrive Chronograph

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

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SBGW306
Grand SeikoSBGW306
MSRP $17,900
Overdrive Chronograph
Serket Watch CoOverdrive Chronograph
MSRP $499
Buy from Grand Seiko ↗
Buy used on eBay ↗
Buy from Serket Watch Co ↗
Buy used on eBay ↗

At a glance

11 of 29 specs differ
Diameter
SBGW30636.5mm
Overdrive Chronograph42mm
Power Reserve
SBGW30672h
Overdrive Chronograph—
Water Resistance
SBGW306100m
Overdrive Chronograph100m
MSRP
SBGW306$17,900
Overdrive Chronograph$499

Full specifications

Case

6 specs
Category
Dress
—
Diameter
36.5mm
42mm
Thickness
11.7mm
13.3mm
Lug-to-Lug
42.7mm
48.4mm
Lug Width
18mm
20mm
Material
Gold
Stainless Steel

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Sage Green

Movement

2 specs
Caliber
9S64
Seagull 1901
Power Reserve
72h
—

Pricing

1 specs
MSRP
$17,900
$499
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