The Wristwatch Field Guide

Ulysse Nardin Diver X Skeleton Azure (DLC titanium)

3723-170-2B/3A

The Ulysse Nardin Diver X Skeleton Azure (DLC titanium) is a current-production diver watch with a black titanium (dlc) case, finished with black dlc titanium; carbonium bezel. It measures 44.0 mm across, and is water resistant to 200 m. Inside is the Ulysse Nardin UN-372 automatic skeleton movement, with 72 h power reserve. Complications: Time only. Brand origin: Switzerland.

Titanium and ceramic diver watchesTitaniumBlackDiversDisplay back
Reference
3723-170-2B/3A
Type
Diver
Price
Case diameter
44.0 mm
Thickness
Lug-to-lug
Water resistance
200 m
Weight
Origin
Switzerland
Movement
Automatic skeleton
Caliber
Ulysse Nardin UN-372
Power reserve
72 h
Complications
Time only
Material
Titanium
Grade / type
Titanium (DLC)
Colour
Black
Hardness
Construction
Surface treatment
Black DLC titanium; Carbonium bezel
Caseback
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Rubber strap
Matching bracelet
Crystal
Sapphire
Display back
Yes
Dial
Skeletonized blue
Lume
Super-LumiNova
Availability
Offered
Status
Current
Medium confidence Verified Jun 2026 Source: Ulysse Nardin Maker / listing ↗
Facts are free to cite with a link.
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Frequently asked questions

What is the case material of the Ulysse Nardin Diver X Skeleton Azure (DLC titanium)?

The Ulysse Nardin Diver X Skeleton Azure (DLC titanium) has a black titanium (dlc) case. It is recorded at medium confidence pending a maker-stated material.

What size is the Ulysse Nardin Diver X Skeleton Azure (DLC titanium)?

It is 44.0 mm in diameter, and water resistant to 200 m.

How much does the Ulysse Nardin Diver X Skeleton Azure (DLC titanium) cost, and is it available?

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

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