Side by side

Grand Seiko SBGA413vsZelos Hammerhead V3 300m Bronze

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

SBGA413
Grand SeikoSBGA413
MSRP $7,200
Hammerhead V3 300m Bronze
ZelosHammerhead V3 300m Bronze
MSRP $449
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 SBGA413

Grand Seiko SBGA413 owners and reviewers widely praise its captivating dial, particularly its subtle artistry, and the mesmerizing Spring Drive movement's reliability and unparalleled mechanical accuracy, with some noting their Spring Drive watches run within half a second per day. The 40mm titanium case, featuring intricate geometries and a satin brush finish, is also highlighted, as are the Zaratsu-polished surfaces. Legibility is considered excellent, even with silver hands on the pink dial. On balance, owners and reviewers rate the Grand Seiko SBGA413 highly for its beautiful dial and the Spring Drive movement's accuracy and refinement.

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.

At a glance

13 of 29 specs differ
Diameter
SBGA41340mm
Hammerhead V3 300m Bronze44mm
Power Reserve
SBGA41372h
Hammerhead V3 300m Bronze40h
Water Resistance
SBGA413100m
Hammerhead V3 300m Bronze300m
MSRP
SBGA413$7,200
Hammerhead V3 300m Bronze$449

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
40mm
44mm
Thickness
12.8mm
13mm
Lug-to-Lug
47mm
44mm
Lug Width
21mm
22mm
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
9R65
Seiko NH35
Type
Spring Drive
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$7,200
$449
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