Side by side

Pagani Design PD-1639vsZelos Hammerhead V3 300m Titanium

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

What people say

Owners + reviewers, side by side

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

Pagani Design PD-1639

Pagani Design PD-1639 owners widely praise its exceptional value, citing the Seiko NH35 movement, sapphire crystal, ceramic bezel, and 10 ATM water resistance at a price point around $60-$75. Some owners report a loose or misaligned bezel, with one noting a 90-click mechanism and another finding the lume fades quickly. On balance, owners rate the Pagani Design PD-1639 highly for its impressive finishing and value proposition at the price.

From video reviewers

The watch offers strong value for its price point, with reviewers frequently mentioning the reliable Seiko NH35 movement and sapphire crystal. A weakness noted by multiple reviewers is the 43mm size, which some find bulky, and the original iteration's lume and bezel rotation were also cited as drawbacks. Reviewers disagreed on whether the 100-meter water resistance is sufficient for serious divers.

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
PD-163943mm
Hammerhead V3 300m Titanium44mm
Power Reserve
PD-163942h
Hammerhead V3 300m Titanium
Water Resistance
PD-1639100m
Hammerhead V3 300m Titanium300m
MSRP
PD-1639$168
Hammerhead V3 300m Titanium$559

Full specifications

Case

6 specs
Diameter
43mm
44mm
Thickness
13.01mm
13mm
Lug-to-Lug
0mm
44mm
Lug Width
0mm
22mm
Material
Stainless Steel
Titanium
Water Resistance
100m
300m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Yes
Dial Color
Ti - Mosaic MOP

Movement

2 specs
Caliber
Seiko NH35
Power Reserve
42h
0h

Pricing

1 specs
MSRP
$168
$559
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