Side by side

RZE Fortitude GMTvsZelos Spearfish 3

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

Fortitude GMT
RZEFortitude GMT
MSRP $719
Spearfish 3
ZelosSpearfish 3
MSRP $749

At a glance

11 of 29 specs differ
Diameter
Fortitude GMT41mm
Spearfish 340mm
Power Reserve
Fortitude GMT40h
Spearfish 340h
Water Resistance
Fortitude GMT200m
Spearfish 3200m
MSRP
Fortitude GMT$719
Spearfish 3$749

Full specifications

Case

5 specs
Category
GMT
Diver
Diameter
41mm
40mm
Thickness
12mm
11.5mm
Lug-to-Lug
47mm
40mm
Material
Grade 5 Titanium
316L Stainless Steel

Crystal & Dial

3 specs
AR Coating
Underside
Inner
Dial Color
Red
Diver - Forged Carbon
Lume
Super-LumiNova BGW9
None

Movement

2 specs
Caliber
Miyota 9075
La Joux-Perret G100
Complications
GMT
None

Pricing

1 specs
MSRP
$719
$749

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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 Spearfish 3

The Zelos Spearfish 3 is widely praised for its exceptional finishing, with razor-sharp polish and flawless brushed transitions that owners feel exceed its price point. The 40mm case is noted for its wearability, and the La Joux-Perret G100 movement offers a 68-hour power reserve, with reported accuracy averaging +2.6 seconds per day. Reviewers highlight the exceptionally smooth bi-directional bezel and a tool-less micro-adjustment clasp described as best-in-class among microbrands. The sapphire sandwich construction and lumed bezel are also cited as desirable features. Overall, owners and reviewers rate the Zelos Spearfish 3 highly for its outstanding finishing and value at its price point.

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