Side by side

Grand Seiko SBGD223vsZelos Hammerhead 43 Field

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

SBGD223
Grand SeikoSBGD223
MSRP $320,000
Hammerhead 43 Field
ZelosHammerhead 43 Field
MSRP $399

At a glance

14 of 29 specs differ
Diameter
SBGD22344.5mm
Hammerhead 43 Field43mm
Power Reserve
SBGD223192h
Hammerhead 43 Field40h
Water Resistance
SBGD223100m
Hammerhead 43 Field300m
MSRP
SBGD223$320,000
Hammerhead 43 Field$399

Full specifications

Case

7 specs
Category
Chronograph
Field
Diameter
44.5mm
43mm
Thickness
14.4mm
13mm
Lug-to-Lug
52mm
43mm
Lug Width
23mm
22mm
Material
Platinum
316L Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Yes
Inner
Dial Color
Black
Purple

Movement

3 specs
Caliber
9R01
Seiko NH38
Type
Spring Drive
Automatic
Power Reserve
192h
40h

Pricing

1 specs
MSRP
$320,000
$399

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