Side by side

Zelos Hammerhead (Tantalum LE)vsGrand Seiko SLGW003

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

Hammerhead (Tantalum LE)
ZelosHammerhead (Tantalum LE)
MSRP $1,499
SLGW003
Grand SeikoSLGW003
MSRP $11,600

At a glance

13 of 29 specs differ
Diameter
Hammerhead (Tantalum LE)44mm
SLGW00338.6mm
Power Reserve
Hammerhead (Tantalum LE)40h
SLGW00380h
Water Resistance
Hammerhead (Tantalum LE)300m
SLGW00330m
MSRP
Hammerhead (Tantalum LE)$1,499
SLGW003$11,600

Full specifications

Case

6 specs
Category
Diver
Dress
Diameter
44mm
38.6mm
Thickness
13mm
9.95mm
Lug-to-Lug
44mm
45mm
Lug Width
22mm
20mm
Water Resistance
300m
30m

Crystal & Dial

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

Movement

3 specs
Caliber
Seiko NH35
9SA4
Type
Automatic
Manual
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$1,499
$11,600

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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.

Zelos Hammerhead (Tantalum LE)

The Zelos Hammerhead (Tantalum LE) features a forged carbon dial and bezel insert with infused lume. On balance, owners and reviewers rate the Zelos Hammerhead (Tantalum LE) highly for its unique material composition and substantial feel.

Grand Seiko SLGW003

The Grand Seiko SLGW003 is praised for its comfortable, lightweight Brilliant Hard Titanium case, meticulous finishing, and a clean, modern dial. Reviewers highlight the new 9SA4 manual-wind movement, noting its attractive finishing, 80-hour power reserve, and accuracy of -3/+5 seconds per day. It is considered a versatile dress watch blending vintage and future Grand Seiko spirit. The €11,700 price is noted as expensive, with some questioning its value. Overall, reviewers rate the Grand Seiko SLGW003 highly for its elegant design and impressive manual-wind movement at its flagship price point.

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