Side by side

RZE Fortitude GMTvsTudor Black Bay

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

Fortitude GMT
RZEFortitude GMT
MSRP $719
Black Bay
TudorBlack Bay
What people say

Owners + reviewers, side by side

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

RZE Fortitude GMT

The RZE Fortitude GMT is widely praised for its lightweight titanium construction and durable UltraHex coating, offering exceptional value under $700. Owners and reviewers highlight its comfortable wearability, with a bracelet featuring a quick-adjust clasp and multiple micro-adjustment positions. The Miyota 9075 flyer GMT movement is noted for its accuracy, with one owner reporting -1 to +1 seconds per day, though another source states a range of -10/+30 seconds per day. The watch's design is appreciated for its soul and attention to detail, including a subtle red crown tube indicator and faceted lugs, and its Nimbus Grey dial features a coarse, sandpaper-like texture and fumé effect. A reviewer points out the rotor can be loud and a smaller screwdriver is needed for sizing, while an owner found the GMT hand lume confusing. Overall, owners and reviewers rate the RZE Fortitude GMT highly for its comfortable titanium build, durable coating, and excellent value.

Tudor Black Bay

Owners widely praise the Tudor Black Bay for its comfortable wearability, robust build, and vintage-inspired aesthetics, with specific mentions of its satisfying winding feel and sturdy bezel action. Reviewers highlight the 39mm Black Bay 58's comfortable size and thinness, while others note the 41mm Master Chronometer's reliable timekeeping and magnetic resistance. Some owners find the GMT hand difficult to distinguish in low light. A recurring point of contention across multiple sources is the lack of on-the-fly micro-adjustment on the bracelet, though some find aftermarket solutions adequate. One owner reported the watch losing two minutes a day after six years, requiring a service. Overall, owners and reviewers rate the Tudor Black Bay highly for its blend of vintage charm, modern robustness, and comfortable wearability.

From video reviewers

The COSC-certified accuracy of the movement is a notable strength. The 14.7mm to 14.8mm thickness is cited as a potential drawback. Reviewers are divided on whether the newer models represent a departure from the Black Bay's heritage design.

At a glance

14 of 29 specs differ
Diameter
Fortitude GMT41mm
Black Bay41mm
Power Reserve
Fortitude GMT40h
Black Bay70h
Water Resistance
Fortitude GMT200m
Black Bay200m
MSRP
Fortitude GMT$719
Black Bay

Full specifications

Case

7 specs
Category
GMT
Diver
Thickness
12mm
14.7mm
Lug-to-Lug
47mm
46mm
Lug Width
20mm
22mm
Material
Grade 5 Titanium
Stainless Steel
Finish
Brushed and polished
Polished + Satin
Caseback
Solid
Engraved

Crystal & Dial

3 specs
AR Coating
Underside
Inner
Dial Color
Red
Black
Lume
Super-LumiNova BGW9
None

Movement

3 specs
Caliber
Miyota 9075
MT5602
Power Reserve
40h
70h
Complications
GMT
None

Pricing

1 specs
MSRP
$719
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