Side by side

Zelos Hammerhead (Tantalum LE)vsPraesidus DD-45

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
DD-45
PraesidusDD-45
MSRP $299

At a glance

11 of 29 specs differ
Diameter
Hammerhead (Tantalum LE)44mm
DD-4540mm
Power Reserve
Hammerhead (Tantalum LE)40h
DD-4540h
Water Resistance
Hammerhead (Tantalum LE)300m
DD-45100m
MSRP
Hammerhead (Tantalum LE)$1,499
DD-45$299

Full specifications

Case

7 specs
Category
Diver
Field
Diameter
44mm
40mm
Thickness
13mm
Lug-to-Lug
44mm
46.5mm
Lug Width
22mm
20mm
Material
Titanium
316L Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Tantalum LE
OG

Movement

2 specs
Caliber
Seiko NH35
Ameriquartz USA
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$1,499
$299

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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.

Praesidus DD-45

The Praesidus DD-45 is lauded for its detailed vintage-inspired design and solid finishing, with reviewers highlighting the impressive aged indices and hands on the "Patina" version and a well-finished 38mm steel case. Its 100-meter water resistance exceeds that of the original military watches, and the included leather strap is praised for its quality and vintage character, despite initial stiffness. One reviewer notes the Landeron movement exhibits jerky hand-winding. Overall, reviewers rate the Praesidus DD-45 highly for its faithful vintage aesthetic and robust build at its $900 price point.

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