The Titanium Field Guide

Gerald Charles Maestro GC Sport Tennis

The Gerald Charles Maestro GC Sport Tennis is a current-production watch with a Grade 5 titanium case.

Titanium other watchesUnder 11 mm thickGrade 5 titanium
Titanium
Grade 5
Water resistance
100 m
Type
Other
Case diameter
39.0 mm
Thickness
8.7 mm
Lug-to-lug
41.7 mm
Origin
Switzerland
Movement
Automatic, ultra-thin (crown at left)
Caliber
GCA3002 (Vaucher Manufacture)
Power reserve
50h
Complications
Time only
Case shape
Other
Case colour
Natural / grey
Finish technology
Natural finish
Surface treatment
None
Nickel-free
Not verified (contact-point materials not all confirmed)
Dial
Yellow and white colourways
Dial colours
White Yellow
Availability
Offered
Status
Current; maker spec page pending re-check
Not published
Reference, Price, Weight, Caseback, Bracelet / strap, Titanium bracelet, Crystal, Display back, Lume Help verify
Medium confidence Verified Jul 2026 Source: Fratello (GC Sport Tennis hands-on) / Monochrome (Gerald Charles GC Sport titanium) Maker / listing ↗ Suggested by u/Potential-Peace6416
Facts are free to cite with a link.
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More titanium watches from Gerald Charles

Gerald CharlesMaestro 3.0 Chronograph–39.0 mm11.5 mm thickChronograph
Gerald CharlesMaestro GC Sport–39.0 mm8.7 mm thickOther

Frequently asked questions

What grade of titanium is the Gerald Charles Maestro GC Sport Tennis?

The Gerald Charles Maestro GC Sport Tennis has a Grade 5 titanium case. It is recorded at medium confidence pending a maker-stated grade.

What size is the Gerald Charles Maestro GC Sport Tennis?

It is 39.0 mm in diameter, 8.7 mm thick, 41.7 mm lug to lug, and water resistant to 100 m.

How much does the Gerald Charles Maestro GC Sport Tennis cost, and is it available?

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

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