The Titanium Field Guide

Cyrus Klepcys GMT Retrograde Titanium

539.507.TT.A

The Cyrus Klepcys GMT Retrograde Titanium is a current-production watch with a grade 5 titanium case, finished with brushed and polished titanium. The caseback is open, so the movement is visible.

All Cyrus watchesWatch other watchesGrade 5 titaniumDisplay backGMT
Material
Titanium
Grade / type
Grade 5
Water resistance
50 m
Reference
539.507.TT.A
Type
Other
Price
– · limited edition of 50
Case diameter
42.0 mm
Origin
Switzerland
Movement
Automatic (retrograde GMT)
Caliber
Cyrus CYR718
Power reserve
60 h
Complications
GMT
Colour
Grey
Surface treatment
Brushed and polished titanium
Finish technology
Natural finish
Nickel-free
Unconfirmed (contact-point materials not all confirmed)
Bracelet / strap
Rubber strap
Crystal
Sapphire
Display back
Yes
Dial
Skeletonised
Lume
Super-LumiNova
Availability
Offered
Status
Limited edition of 50; the maker also lists a black DLC titanium variant
Not published
Thickness, Lug-to-lug, Weight, Hardness, Construction, Caseback, Matching bracelet
High confidence Verified Sep 2026 Source: Cyrus
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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 grade 5 titanium 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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