Side by side

Bremont ALT1-CvsGruppo Gamma Field III GMT

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

ALT1-C
BremontALT1-C
MSRP $6,150
Field III GMT
Gruppo GammaField III GMT
MSRP $459

At a glance

13 of 29 specs differ
Diameter
ALT1-C43mm
Field III GMT40mm
Power Reserve
ALT1-C40h
Field III GMT41h
Water Resistance
ALT1-C100m
Field III GMT200m
MSRP
ALT1-C$6,150
Field III GMT$459

Full specifications

Case

6 specs
Category
Chronograph
GMT
Diameter
43mm
40mm
Thickness
16mm
14mm
Lug-to-Lug
48.5mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Regular length (15cm - 19cm wrist size)
Black
Lume
None
Super-LumiNova

Movement

3 specs
Caliber
BE-50AE
Seiko Instruments NH38A
Power Reserve
40h
41h
Complications
None
GMT

Pricing

1 specs
MSRP
$6,150
$459

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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.

Gruppo Gamma Field III GMT

Owners praise the Gruppo Gamma Field III GMT for its look and value, with specific mentions of its sandwich dial and comfortable OEM straps. One owner notes incredible quality for the price across their Gruppo Gamma watches. The watch features a 40mm brushed stainless steel case, box sapphire crystal, and a Seiko NH34A movement with a 41-hour power reserve and stated accuracy of -20~+40 s/day. Some find the lack of a date window a drawback for a GMT, and question its differentiation from other NH34-powered watches. On balance, owners and reviewers find the Gruppo Gamma Field III GMT to be a good value with quality construction for its price point.

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