Side by side

Bremont ionBirdvsZelos Hammerhead (Tantalum LE)

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

ionBird
BremontionBird
MSRP $5,800
Hammerhead (Tantalum LE)
ZelosHammerhead (Tantalum LE)
MSRP $1,499

At a glance

10 of 29 specs differ
Diameter
ionBird43mm
Hammerhead (Tantalum LE)44mm
Power Reserve
ionBird40h
Hammerhead (Tantalum LE)40h
Water Resistance
ionBird
Hammerhead (Tantalum LE)300m
MSRP
ionBird$5,800
Hammerhead (Tantalum LE)$1,499

Full specifications

Case

6 specs
Category
Pilot
Diver
Diameter
43mm
44mm
Thickness
13mm
Lug-to-Lug
44mm
Lug Width
22mm
Water Resistance
300m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Regular length (15cm - 19cm wrist size)
Tantalum LE

Movement

1 specs
Caliber
Seiko NH35

Pricing

1 specs
MSRP
$5,800
$1,499

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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.

Bremont ionBird

Owners report the Bremont ionBird is overpriced and features a printed dial with a poorly placed date window at 4:30, which some find visually disruptive. However, some owners suggest its case finishing is superior to competitors. The 43mm titanium Bremont ionBird GMT is powered by a COSC-certified BE-93-2AV automatic movement and retails for $5,795. On balance, owners and reviewers find the Bremont ionBird's date window placement and price point to be significant drawbacks.

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.

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