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Alsta SuperautomaticvsZelos Hammerhead V3 300m Titanium

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

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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.

Alsta Superautomatic

Owners and reviewers widely praise the Alsta Superautomatic's excellent retro 70s dive watch design, with a strong connection to the movie Jaws. The contrasting case finishes and dial build quality are well-regarded, and the comfortable Tropic strap is a plus. However, the watch is considered egregiously overpriced at MSRP, with some noting a Seiko NH35 movement and stamped clasp as disappointing for the price. The bezel lacks lume, and one reviewer criticized the bracelet's poor detailing and less crisp machining. The Alsta Superautomatic is seen as a fun summer piece around $500-600, oozing 70s cool. On balance, owners and reviewers rate the Alsta Superautomatic highly for its vintage-inspired design and Jaws movie connection, despite significant price concerns at MSRP.

From video reviewers

The Alsta Superautomatic offers excellent value for its price point. Reviewers noted that the lume is on par with Seiko.

Zelos Hammerhead V3 300m Titanium

The Zelos Hammerhead V3 300m Titanium is widely praised for its exceptional lume, unique and beautiful dial finishing that reflects light dramatically, and solid build quality that exceeds its price point. Owners also highlight its comfortable wearability, especially the lightweight titanium variant, and the convenient on-the-fly micro-adjustment on the bracelet. One owner notes the Japanese movement performs better than anticipated, and the Ti-Damascus variant features a unique, patterned dial and bezel. However, some owners find the 44mm size large, the crown "off," and the bracelet clasp could be more scratch-resistant, with resizing pins described as stubborn. Reattaching the bracelet after removal is also noted as extremely difficult. Overall, owners rate the Zelos Hammerhead V3 300m Titanium highly for its impressive dial aesthetics and value for money.

At a glance

12 of 29 specs differ
Diameter
Superautomatic38mm
Hammerhead V3 300m Titanium44mm
Power Reserve
Superautomatic38h
Hammerhead V3 300m Titanium
Water Resistance
Superautomatic300m
Hammerhead V3 300m Titanium300m
MSRP
Superautomatic$1,435
Hammerhead V3 300m Titanium$559

Full specifications

Case

6 specs
Category
Diver
Diameter
38mm
44mm
Thickness
13.2mm
13mm
Lug-to-Lug
43mm
44mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Ti - Mosaic MOP
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Sellita SW200-1
Seiko NH35
Power Reserve
38h
0h

Pricing

1 specs
MSRP
$1,435
$559
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