Side by side

Grand Seiko SLGC006vsZelos Hammerhead V3 300m Bronze

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

SLGC006
Grand SeikoSLGC006
MSRP $22,600
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 SLGC006

Owners widely praise the Grand Seiko SLGC006's stunning copper Mount Iwate dial and its high-frequency Caliber 9SC5 movement, which operates at 36,000vph and achieves accuracy between -3/+5 seconds per day with a 72-hour power reserve. Reviewers note the watch's large 43.2mm size, though some find the Evolution 9 case design improves wearability. Criticisms include the $22,600 price point, the 4:30 date window placement, and the lack of bracelet micro-adjustment. Opinions on the dial are split, with some finding it beautiful and others comparing it to rust or the Australian outback. Some question the extent of the gold accents for a "two-tone" designation. Overall, owners and reviewers acknowledge the Grand Seiko SLGC006's striking aesthetics and advanced movement, but debate its value proposition and certain design choices.

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
SLGC00643.2mm
Hammerhead V3 300m Bronze44mm
Power Reserve
SLGC00672h
Hammerhead V3 300m Bronze40h
Water Resistance
SLGC006100m
Hammerhead V3 300m Bronze300m
MSRP
SLGC006$22,600
Hammerhead V3 300m Bronze$449

Full specifications

Case

7 specs
Category
Chronograph
Diver
Diameter
43.2mm
44mm
Thickness
15.4mm
13mm
Lug-to-Lug
51.5mm
44mm
Lug Width
23mm
22mm
Material
Gold
Titanium
Water Resistance
100m
300m

Crystal & Dial

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

Movement

2 specs
Caliber
9SC5
Seiko NH35
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$22,600
$449
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