Ulysse Nardin Diver X Skeleton Azure (DLC titanium)

The Ulysse Nardin Diver X Skeleton Azure (DLC titanium) is a current-production diver watch with a titanium (dlc) case, finished with black dlc titanium; carbonium bezel. The caseback is open, so the movement is visible.

1 official photo · reader photos welcome

Material

Titanium

Grade / type

Titanium (DLC)

Water resistance

200 m

Reference

3723-170-2B/3A

Type

Diver

Case diameter

44.0 mm

Origin

Switzerland

Movement

Automatic skeleton

Caliber

Ulysse Nardin UN-372

Power reserve

72 h

Complications

Time only

Colour

Black

Surface treatment

Black DLC titanium; Carbonium bezel

Nickel-free

Not verified (contact-point materials not all confirmed)

Bracelet / strap

Rubber strap

Crystal

Sapphire

Display back

Yes

Dial

Skeletonized blue

Dial colours

Blue

Lume

Super-LumiNova

Availability

Offered

Status

Current

Not published

Price, Thickness, Lug-to-lug, Weight, Hardness, Construction, Caseback, Matching bracelet

Medium confidence Verified Jun 2026 Source: Ulysse Nardin

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