The Wristwatch Field Guide

Cyrus Klepcys GMT Retrograde Titanium

539.507.TT.A

The Cyrus Klepcys GMT Retrograde Titanium is a current-production other watch with a grey grade 5 case, finished with brushed and polished titanium. It measures 42.0 mm across, and is water resistant to 50 m. Inside is the Cyrus CYR718 automatic (retrograde gmt) movement, with 60 h power reserve. Complications: GMT. Brand origin: Switzerland.

Titanium and ceramic other watchesTitaniumGMTDisplay back
Reference
539.507.TT.A
Type
Other
Price
– · limited edition of 50
Case diameter
42.0 mm
Thickness
Lug-to-lug
Water resistance
50 m
Weight
Origin
Switzerland
Movement
Automatic (retrograde GMT)
Caliber
Cyrus CYR718
Power reserve
60 h
Complications
GMT
Material
Titanium
Grade / type
Grade 5
Colour
Grey
Hardness
Construction
Surface treatment
Brushed and polished titanium
Caseback
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Rubber strap
Matching bracelet
Crystal
Sapphire
Display back
Yes
Dial
Skeletonised
Lume
Super-LumiNova
Availability
Offered
Status
Limited edition of 50
High confidence Verified Jun 2026 Source: Cyrus Maker / listing ↗
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Frequently asked questions

What is the case material of the Cyrus Klepcys GMT Retrograde Titanium?

The Cyrus Klepcys GMT Retrograde Titanium has a grey grade 5 case. This is confirmed against the maker spec.

What size is the Cyrus Klepcys GMT Retrograde Titanium?

It is 42.0 mm in diameter, and water resistant to 50 m.

How much does the Cyrus Klepcys GMT Retrograde Titanium cost, and is it available?

It is current-production; the guide does not list a price for it.

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