Greubel Forsey
Double Tourbillon 30°
Reference DOUBLE-TOURBILLON-30-TECHNIQUE-SAPPHIRE
Greubel Forsey Double Tourbillon 30°
Reference DOUBLE-TOURBILLON-30-TECHNIQUE-SAPPHIRE
Technique Sapphire
Research-assisted content: Some specifications on this page were compiled with AI assistance from publicly available sources and may not reflect every variant. We are actively verifying and refining the data.Sources: claude_horology_knowledge
Overview
ReferenceDouble Tourbillon 30° Technique Sapphire
NameTechnique Sapphire
Produced2017
Case
MaterialsSapphire crystal case
Diameter43.5 mm
Movement
MovementGF01