Side by side
Grand Seiko SBGW306vsZelos Hammerhead V3 300m Bronze
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
SBGW30636.5mm
Hammerhead V3 300m Bronze44mm
Power Reserve
SBGW30672h
Hammerhead V3 300m Bronze40h
Water Resistance
SBGW306100m
Hammerhead V3 300m Bronze300m
MSRP
SBGW306$17,900
Hammerhead V3 300m Bronze$449
Full specifications
Case
7 specsCategory
Dress
Diver
Diameter
36.5mm
44mm
Thickness
11.7mm
13mm
Lug-to-Lug
42.7mm
44mm
Lug Width
18mm
22mm
Material
Gold
Titanium
Water Resistance
100m
300m
Crystal & Dial
3 specsCrystal
Sapphire
Domed Sapphire
AR Coating
Yes
Inner
Dial Color
Black
Bronze - Frost
Movement
3 specsCaliber
9S64
Seiko NH35
Type
Manual
Automatic
Power Reserve
72h
40h
Pricing
1 specsMSRP
$17,900
$449
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