ULYSSE NARDIN Diver Chronometer Blue-Red Ref. 263-10-3R/93, 44mm, 30ATM, Self-Winding Cal. UN-26

Power reserve indicator.
Oversized seconds-hand.
Date.
Self-winding.
Caliber UN-26.
44mm.
Stainless steel case.
Rubberized blue unidirectional rotating bezel.
Water-resistant to 300m.
Screw-down security crown.
Sapphire crystals.
Blue dial.
Rubber strap with titanium elements and deployant clasp

Polished stainless steel case.
Blue rubber strap with titanium elements engraved with the Ulysse Nardin logo.
Polished steel crown with rubber "claw" cap design for enhanced grip.
Bezel:
Polished stainless steel rotating bezel.
Blue rubber inlay with a wave design.
Raised steel 10 minutes indicators with blue filled engraved numbers.
Raised steel 15 minute graduations & 5 minute markings.
Saw-teeth design grip on bezel edge
Dial:
Blue dial with wave pattern design.
Applied bold hour markers with steel edges, luminescent fill & a red stripe in the center - all design for enhanced visibility.
Partially skeletonized stainless steel hands with bold luminescent filled tips & a red stripe at the center.
Fine white printed minute track.
Power Reserve Indicator:
Sub-dial located beneath the 12 o'clock position.
Polished steel hand
Brushed steel rimmed sub-dial with empty (red) to full indications.
Slightly recessed sub-dial with a very fine engraved concentric circle pattern.
Small Seconds:
Sub-dial located at the 6 o'clock position.
red hand with luminescent fill.
Brushed steel rimmed sub-dial with black filled engraved index & Arabic Numeral seconds indications.
Slightly recessed sub-dial with a very fine engraved concentric circle pattern.
Magnified date window & small seconds sub-dial at the 6 o'clock position
UN Caliber UN-26, which beats at 28,800 vph & has an approximate power reserve of 42 hours. The rotor has a ruthenium finish & is visible through the case back.