Side by side

RZE AspirarevsStudio Underd0g Project Passion Crew

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

Aspirare
RZEAspirare
MSRP $699
Project Passion Crew
Studio Underd0gProject Passion Crew
MSRP $840

At a glance

12 of 29 specs differ
Diameter
Aspirare44mm
Project Passion Crew39.5mm
Power Reserve
Aspirare40h
Project Passion Crew40h
Water Resistance
Aspirare200m
Project Passion Crew
MSRP
Aspirare$699
Project Passion Crew$840

Full specifications

Case

8 specs
Category
Diver
Chronograph
Diameter
44mm
39.5mm
Thickness
13mm
Lug-to-Lug
53mm
Lug Width
22mm
Material
Grade 5 Titanium
Stainless Steel
Water Resistance
200m
Caseback
Solid screw-down
Solid

Crystal & Dial

2 specs
AR Coating
Underside
Inner
Dial Color
White
Standard

Movement

1 specs
Caliber
Miyota 9039

Pricing

1 specs
MSRP
$699
$840

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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 Aspirare

The RZE Aspirare is widely praised for its exceptional value and build quality at $599, featuring a 44mm titanium case with UltraHex coating and a Miyota 9015 movement. Owners find the watch surprisingly comfortable, even on smaller wrists, and appreciate its modern, futuristic design and interchangeable bezel system. Some reviewers note the minute hand appears slightly short relative to the chapter ring, and the 53mm lug-to-lug may be challenging for smaller wrists. On balance, owners and reviewers rate the RZE Aspirare highly for its robust titanium construction and strong value proposition.

Studio Underd0g Project Passion Crew

The Studio Underd0g Project Passion Crew is noted for its unique "coarse dégradé amber and royal purple" multi-layer dial and manual-wind Sellita SW510 M chronograph movement with a 63-hour power reserve. However, its accessibility is severely limited as it is only sold as a $64,900 set with another watch. Overall, reviewers highlight the distinctive dial and chronograph movement as key features, though the high price and bundled sale significantly restrict its availability.

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