Side by side

RZE Fortitude GMTvsSpinnaker Fleuss Mechanical Chronograph

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

Fortitude GMT
RZEFortitude GMT
MSRP $719
Fleuss Mechanical Chronograph
SpinnakerFleuss Mechanical Chronograph
MSRP $550

At a glance

13 of 29 specs differ
Diameter
Fortitude GMT41mm
Fleuss Mechanical Chronograph43mm
Power Reserve
Fortitude GMT40h
Fleuss Mechanical Chronograph40h
Water Resistance
Fortitude GMT200m
Fleuss Mechanical Chronograph100m
MSRP
Fortitude GMT$719
Fleuss Mechanical Chronograph$550

Full specifications

Case

7 specs
Category
GMT
Chronograph
Diameter
41mm
43mm
Thickness
12mm
14mm
Lug-to-Lug
47mm
51mm
Lug Width
20mm
22mm
Material
Grade 5 Titanium
316L Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

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

Movement

2 specs
Caliber
Miyota 9075
Seagull ST1908
Complications
GMT
None

Pricing

1 specs
MSRP
$719
$550

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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.

Spinnaker Fleuss Mechanical Chronograph

Owners widely report a split on build quality, with some finding the Spinnaker Fleuss Mechanical Chronograph's construction unimpressive due to issues like a poorly seated bezel and crooked indices, while others praise its robustness and aesthetic appeal. The unique dial features character hands and glowing eyes serving as subdials and a 24-hour indicator, though the chronograph function is limited to 60 minutes. On balance, the Spinnaker Fleuss Mechanical Chronograph elicits divided opinions on its build quality, with its artistic dial design being a notable, albeit polarizing, feature.

From video reviewers

The Spinnaker Googly Black's notable strength is its reported water-resistance of 300 fathoms or 550 metres. A weakness of this watch is its lume brightness, which is somewhat lacking. Reviewers disagree on the watch's ideal size, with one reviewer noting its slimmed-down design and the other mentioning its overall size and 26+ millimeter thickness.

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