The Freak Vision Coral

These are two "unique" pieces from Ulysse Nardin -

Courtesy of Ulysse Nardin

There is the CORALBAY-1 (above). And the CORALBAY-2 (below).

Courtesy of Ulysse Nardin

Here are the pertinents -

Reference:
FREAK VISION CORAL BAY “BONDING”: 2505-250LE/CORALBAY-1 / Unique piece
FREAK VISION CORAL BAY “MICROPAINTING”: 2505-250LE/CORALBAY-2 / Unique piece 

Movement:Calibre UN-250 

Functions:
H/M functions indicated by rotation of the movement
“Grinder” Automatic movement system with pawls and flexible guidance
Ulysse Nardin Anchor Constant Escapement, 2.5 Hz oscillator
Large diameter silicium oscillator with nickel inertia-blocks
Self-regulating silicium micro-blades
Silicium finishing gear train
Flying Carrousel (baguette movement): 1 turn in 1 hour      

Power reserve:
50 hours at constant amplitude

Case:
Platinium case with lateral «brancard » side bars coated blue rubber

Bezel:

Titanium coated blue rubber lining with 3 titanium riders for easy handling
Manual winding possible with the back bezel Time set with the front bezel, lever lock

Diameter:45 mm
 
Dial:
Sapphire, with engraved hour and minute indexes
2505-250LE/CORALBAY-2 : Micropainting on the hours and barrel cover
2505-250LE/CORALBAY-1 : Gold threads “Bonding” on the hours and barrel cover.

Water Resistance:
30 m

Crystal:
Sapphire crystal with anti-reflective coating on both sides, box-domed

Case Back:
Titanium, 6 screws, view of the “Grinder” through the domed sapphire crystal 

Strap:
Rubber-like leather and titanium folding clasp