Side by side

Bell & Ross BR-03 Chrono BlacktrackvsGruppo Gamma Field III GMT

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

BR-03 Chrono Blacktrack
Bell & RossBR-03 Chrono Blacktrack
MSRP $7,776
Field III GMT
Gruppo GammaField III GMT
MSRP $459

At a glance

18 of 29 specs differ
Diameter
BR-03 Chrono Blacktrack42mm
Field III GMT40mm
Power Reserve
BR-03 Chrono Blacktrack42 hoursh
Field III GMT41h
Water Resistance
BR-03 Chrono Blacktrack100m
Field III GMT200m
MSRP
BR-03 Chrono Blacktrack$7,776
Field III GMT$459

Full specifications

Case

9 specs
Category
Chronograph
GMT
Diameter
42mm
40mm
Thickness
14mm
Lug-to-Lug
48.5mm
Lug Width
22mm
Material
Ceramic
Stainless Steel
Finish
Brushed and polished
Water Resistance
100m
200m
Caseback
Solid

Crystal & Dial

3 specs
Crystal Shape
Flat
AR Coating
Underside
Yes
Indices
Applied indices
Applied

Movement

5 specs
Caliber
BR-CAL.301
Seiko Instruments NH38A
Beat Rate
28,800 vph
Power Reserve
42 hoursh
41h
Jewels
25
Complications
Hours/Minutes, Date, Chronograph
GMT

Pricing

1 specs
MSRP
$7,776
$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.

Bell & Ross BR-03 Chrono Blacktrack

Owners widely appreciate the Bell & Ross BR-03 Chrono Blacktrack for its unique square, military-inspired, stealthy all-black ceramic design and dial styled like a motorcycle's cooling grid, finding it a refreshing alternative to common styles. Reviewers note the watch's surprising wearability, particularly with flared straps, and its futuristic design with personality. Accuracy figures vary, with one source reporting +10 seconds per day for the ETA 2894-2 based BR-CAL.301 movement, which has a 42-hour power reserve. Some owners criticize the use of rebranded base movements and significant depreciation, while one reviewer found the padded, quilted strap less comfortable than usual and noted poor lume. On balance, owners and reviewers rate the Bell & Ross BR-03 Chrono Blacktrack well for its distinctive, personality-filled design.

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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