Side by side

RZE Fortitude GMTvsZelos Comet 39

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

Fortitude GMT
RZEFortitude GMT
MSRP $719
Comet 39
ZelosComet 39
MSRP $2,499

At a glance

14 of 29 specs differ
Diameter
Fortitude GMT41mm
Comet 3939mm
Power Reserve
Fortitude GMT40h
Comet 3940h
Water Resistance
Fortitude GMT200m
Comet 3950m
MSRP
Fortitude GMT$719
Comet 39$2,499

Full specifications

Case

6 specs
Category
GMT
Dress
Diameter
41mm
39mm
Thickness
12mm
7.6mm
Lug-to-Lug
47mm
39mm
Material
Grade 5 Titanium
316L Stainless Steel
Water Resistance
200m
50m

Crystal & Dial

4 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Underside
Inner
Dial Color
Red
Tantalum LE
Lume
Super-LumiNova BGW9
None

Movement

3 specs
Caliber
Miyota 9075
ETA/Peseux 7001
Type
Automatic
Manual
Complications
GMT
None

Pricing

1 specs
MSRP
$719
$2,499

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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.

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.

Zelos Comet 39

Owners widely praise the Zelos Comet 39 for its wearable 39mm size, thin profile under 10mm thanks to its manual-wind Sellita SW215 movement, and its captivating dial with a deep starburst effect. The winding action is described as a joy, and the watch is considered a stunner for its price, blending modern and vintage aesthetics. Some owners note frustration with Zelos's limited production runs leading to quick sell-outs. One owner found the logo childlike, while another experienced strap-rubbing issues with the short lugs, which were resolved with a Milanese bracelet. Overall, owners and reviewers rate the Zelos Comet 39 highly for its excellent value and striking dial design.

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