Side by side

Formex Field AutomaticvsSeestern S446 GMT

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

Field Automatic
FormexField Automatic
MSRP $881
S446 GMT
SeesternS446 GMT
MSRP $299
What people say

Owners + reviewers, side by side

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

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.

Seestern S446 GMT

Owners widely praise the Seestern S446 GMT for its stunning finishing and extreme value, with a sapphire crystal and adjustable clasp. The winding action is noted as buttery smooth, and the 39.5mm case size is considered very wearable. Some owners, however, flag the lume as a weak point and one owner found the bracelet clasp lacked sufficient micro-adjustment. The Seestern S446 GMT is considered an extreme value for the dollar. Overall, owners rate the Seestern S446 GMT highly for its exceptional finishing and value proposition at its price point.

At a glance

15 of 29 specs differ
Diameter
Field Automatic40mm
S446 GMT39.5mm
Power Reserve
Field Automatic41h
S446 GMT41hh
Water Resistance
Field Automatic150m
S446 GMT100m
MSRP
Field Automatic$881
S446 GMT$299

Full specifications

Case

6 specs
Category
Field
GMT
Diameter
40mm
39.5mm
Thickness
10.6mm
13mm
Lug-to-Lug
46.6mm
47mm
Material
Titanium
316L Stainless Steel
Water Resistance
150m
100m

Crystal & Dial

3 specs
Crystal Shape
Flat
Domed
Dial Color
Ash Grey
Cream
Lume
Super-LumiNova
None

Movement

5 specs
Caliber
Sellita SW200-1
Seiko NH34A GMT
Beat Rate
28,800 vph
3 vph
Power Reserve
41h
41hh
Jewels
25
24
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$881
$299
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