Side by side

Zelos Hammerhead (Tantalum LE)vsRZE Fortitude GMT

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

Hammerhead (Tantalum LE)
ZelosHammerhead (Tantalum LE)
MSRP $1,499
Fortitude GMT
RZEFortitude GMT
MSRP $719

At a glance

14 of 29 specs differ
Diameter
Hammerhead (Tantalum LE)44mm
Fortitude GMT41mm
Power Reserve
Hammerhead (Tantalum LE)40h
Fortitude GMT40h
Water Resistance
Hammerhead (Tantalum LE)300m
Fortitude GMT200m
MSRP
Hammerhead (Tantalum LE)$1,499
Fortitude GMT$719

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
44mm
41mm
Thickness
13mm
12mm
Lug-to-Lug
44mm
47mm
Lug Width
22mm
20mm
Material
Titanium
Grade 5 Titanium
Water Resistance
300m
200m

Crystal & Dial

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

Movement

2 specs
Caliber
Seiko NH35
Miyota 9075
Complications
None
GMT

Pricing

1 specs
MSRP
$1,499
$719

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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.

Zelos Hammerhead (Tantalum LE)

The Zelos Hammerhead (Tantalum LE) features a forged carbon dial and bezel insert with infused lume. On balance, owners and reviewers rate the Zelos Hammerhead (Tantalum LE) highly for its unique material composition and substantial feel.

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.

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