Side by side

Bremont ionBirdvsFormex Field Automatic

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

ionBird
BremontionBird
MSRP $5,800
Field Automatic
FormexField Automatic
MSRP $881

At a glance

11 of 29 specs differ
Diameter
ionBird43mm
Field Automatic40mm
Power Reserve
ionBird40h
Field Automatic41h
Water Resistance
ionBird
Field Automatic150m
MSRP
ionBird$5,800
Field Automatic$881

Full specifications

Case

6 specs
Category
Pilot
Field
Diameter
43mm
40mm
Thickness
10.6mm
Lug-to-Lug
46.6mm
Lug Width
20mm
Water Resistance
150m

Crystal & Dial

2 specs
Dial Color
Regular length (15cm - 19cm wrist size)
Ash Grey
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
Sellita SW200-1
Power Reserve
40h
41h

Pricing

1 specs
MSRP
$5,800
$881

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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.

Formex Field Automatic

Owners widely praise the Formex Field Automatic for its lightweight, scratch-resistant Grade 2 titanium case with a hardening treatment and its comfortable wearability, especially with quick-release straps and a carbon clasp. Reviewers and owners alike highlight the dial's legibility and depth, with one noting the Petrol Blue's great color and subtle texture. The Sellita SW200-1 movement is considered a practical choice, with one owner reporting accuracy of +1 second per day. The watch offers 150m water resistance and is seen as good value under $1000. Some owners desire a matching titanium bracelet and find the numeral typography less appealing. Overall, owners and reviewers rate the Formex Field Automatic highly for its robust, comfortable titanium construction and functional dial design at its price point.

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