Technical Specifications-

Functions: hours, minutes, astronomical moon phases,
second moon-phase display on the case back

Movement:
Calibre- A&S1512, mechanical manual winding
Jewels- 27
Diameter- 34 mm
Height- 5.35 mm
Power reserve- 90 hours
Frequency- 3 Hz/21,600 vph
Finishes-

Main plate: rhodium-plated and circular-grained
Bridges: chamfered, radiating Côtes de Genève
Wheels: snail-finished
Screws: blued and chamfered, polished heads
Second moon-phase display: rhodium-plated and rimmed

Dial-

Material: black aventurine glass
Horse: 18-carat red gold (5N) appliqué, hand engraved
Landscape: hand painted with gold powder and added
with Super-LumiNova
Sky: black aventurine glass
Constellations: hand painted, added with Super-LumiNova
Moons: mother-of-pearl discs added with Super-LumiNova

Case-
Material: 18-carat red gold (5N)
Diameter: 41.5 mm
Thickness: 11.67 mm
Crystal: Domed sapphire with a double-sided anti-reflective coating
Case back: Sapphire with an anti-reflective coating
Water resistance: 3 bar (30 m/100 feet)

Strap-
Material: Black alligator leather, red alligator leather lining
Buckle: Pin buckle,18-carat red gold (5N)
Reference: 1GLBR.Z11A.C1293A
Limited edition: 8 pieces

Arnold & Son

Arnold & Son Nebula Blue Watch

Perpetual Moon 41.5- Red Gold "Year of the Horse"