Side by side

Bremont ALT1-CvsSeestern S446 GMT

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

ALT1-C
BremontALT1-C
MSRP $6,150
S446 GMT
SeesternS446 GMT
MSRP $299

At a glance

13 of 29 specs differ
Diameter
ALT1-C43mm
S446 GMT39.5mm
Power Reserve
ALT1-C40h
S446 GMT41hh
Water Resistance
ALT1-C100m
S446 GMT100m
MSRP
ALT1-C$6,150
S446 GMT$299

Full specifications

Case

5 specs
Category
Chronograph
GMT
Diameter
43mm
39.5mm
Thickness
16mm
13mm
Lug-to-Lug
47mm
Lug Width
22mm
20mm

Crystal & Dial

2 specs
Crystal Shape
Flat
Domed
Dial Color
Regular length (15cm - 19cm wrist size)
Cream

Movement

5 specs
Caliber
BE-50AE
Seiko NH34A GMT
Beat Rate
28,800 vph
3 vph
Power Reserve
40h
41hh
Jewels
25
24
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$6,150
$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.

Bremont ALT1-C

Owners widely praise the Bremont ALT1-C for its flawless brushed case finish, attractive cream dial with excellent contrast from anthracite sub-dials, and comfortable, balanced wearability. The watch features a well-finished strap and a movement that is a joy to wind, with precise chronograph operation. Reviewers note refined feuille hands and polished Arabic numerals with a golden tinge, balancing ruggedness with elegance. The Bremont ALT1-C averages +3 seconds per day, though one reviewer flags its 16mm height as less than ideal for under-cuff wear and describes the date window as narrow. The modified Valjoux 7750 movement's rotor spin is noticeable. Overall, owners rate the Bremont ALT1-C highly for its refined aesthetics and enjoyable user experience.

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.

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