Side by side

Grand Seiko SBGY011vsZelos Hammerhead V3 300m Bronze

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

SBGY011
Grand SeikoSBGY011
MSRP $8,800
Hammerhead V3 300m Bronze
ZelosHammerhead V3 300m Bronze
MSRP $449

At a glance

14 of 29 specs differ
Diameter
SBGY01140mm
Hammerhead V3 300m Bronze44mm
Power Reserve
SBGY01172h
Hammerhead V3 300m Bronze40h
Water Resistance
SBGY011100m
Hammerhead V3 300m Bronze300m
MSRP
SBGY011$8,800
Hammerhead V3 300m Bronze$449

Full specifications

Case

7 specs
Category
Dress
Diver
Diameter
40mm
44mm
Thickness
10.5mm
13mm
Lug-to-Lug
46.2mm
44mm
Lug Width
19mm
22mm
Material
Stainless Steel
Titanium
Water Resistance
100m
300m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Yes
Inner
Dial Color
Black
Bronze - Frost

Movement

3 specs
Caliber
9R31
Seiko NH35
Type
Spring Drive
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$8,800
$449

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Grand Seiko SBGY011

Grand Seiko SBGY011 owners praise its stunning, subtly textured white dial, with one owner describing its glide as very smooth and the dial itself as stunning in person. The Spring Drive movement is a key appeal, noted for its accuracy of +/- 1 second per day and a 72-hour power reserve. The 40mm stainless steel 44GS case is also a feature. One reviewer expressed a preference for a bracelet over the included crocodile strap. Overall, owners and reviewers highlight the Grand Seiko SBGY011's exceptional dial aesthetics and Spring Drive accuracy as its primary strengths.

Zelos Hammerhead V3 300m Bronze

Owners widely praise the Zelos Hammerhead V3 300m Bronze for its distinctive 70s-inspired design, slim 13.5mm case, and improved lume, offering a sophisticated timepiece at an accessible price point starting at $349. The unique dial is noted for evoking an otherworldly feeling, and the comfortable bracelet features on-the-fly micro-adjustment. Some enthusiasts express frustration with shipping delays and a desire to see the watch on a wrist before purchase. One owner flags that the clasp material could be more scratch-resistant, and resizing bracelet pins can be stubborn. On balance, owners rate the Zelos Hammerhead V3 300m Bronze highly for its unique design and build quality at its price point.

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