Side by side

Bremont ionBirdvsSpinnaker Hass Automatic

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

ionBird
BremontionBird
MSRP $5,800
Hass Automatic
SpinnakerHass Automatic
MSRP $445

At a glance

9 of 29 specs differ
Diameter
ionBird43mm
Hass Automatic43mm
Power Reserve
ionBird40h
Hass Automatic40h
Water Resistance
ionBird
Hass Automatic300m
MSRP
ionBird$5,800
Hass Automatic$445

Full specifications

Case

6 specs
Category
Pilot
Diver
Thickness
16.5mm
Lug-to-Lug
50mm
Lug Width
22mm
Material
Titanium
316L Stainless Steel
Water Resistance
300m

Crystal & Dial

1 specs
Dial Color
Regular length (15cm - 19cm wrist size)
Flying Dutchman

Movement

1 specs
Caliber
SII NH35A

Pricing

1 specs
MSRP
$5,800
$445

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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.

Spinnaker Hass Automatic

The Spinnaker Hass Automatic is a 43mm watch featuring an NH35 movement and sapphire crystal, with owners highlighting its beautiful dial. Some find Spinnaker watches, including this model, to be on the thicker side, with one owner describing the Hass X MCS Blue Fade variant as comically large and chunky. The Spinnaker Hass Automatic was offered at $445 USD as part of a special collection with customized elements, and a limited edition of 200 pieces was also available for $195 shipped. On balance, owners and reviewers note the attractive dial as a key positive, though some express reservations about the watch's thickness.

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