Blancpain
Blancpain Grande Double Sonnerie 15GSQ 3613 55B
The Blancpain Grande Double Sonnerie (reference 15GSQ 3613 55B) is a 47 mm 18k red gold watch. It runs on the manual caliber 15GSQ with a 96-hour power reserve and is water resistant to 10 m. It was introduced in 2025 and is still in production.
Specifications
Case
- Reference
- 15GSQ 3613 55B
- Collection
- Grande Complication
- Case size
- 47 mm
- Thickness
- 14.5 mm
- Case material
- 18k red gold
- Case shape
- Round
- Crystal
- Sapphire front and back
- Water resistance
- 10 m
- Bracelet / strap
- Alligator leather, gold folding clasp
Movement
- Movement
- Manual
- Caliber
- 15GSQ
- Power reserve
- 96 hours
- Frequency
- 28,800 vph
- Jewels
- 67
- Functions
- Grande and petite sonnerie, Minute repeater, Perpetual calendar (retrograde day/date), Flying tourbillon, Two selectable melodies, Silent regulator, Power reserve indicators
Production
- Production
- 2025 – today (current)
Dial versions
This reference was made with these dials and finishes.
15GSQ 3613 55B
Skeletonised Gold Dial
Quick answers
- What size is the Blancpain Grande Double Sonnerie 15GSQ 3613 55B?
- The Blancpain Grande Double Sonnerie 15GSQ 3613 55B has a 47 mm case, 14.5 mm thick.
- What movement does the Blancpain Grande Double Sonnerie 15GSQ 3613 55B use?
- It uses the manual caliber 15GSQ, with a 96-hour power reserve.
- How water resistant is the Blancpain Grande Double Sonnerie 15GSQ 3613 55B?
- It is water resistant to 10 metres.
- Is the Blancpain Grande Double Sonnerie 15GSQ 3613 55B still in production?
- Yes, it is a current reference.
- When did the Blancpain Grande Double Sonnerie 15GSQ 3613 55B come out?
- It was introduced in 2025.
- What is the Blancpain Grande Double Sonnerie 15GSQ 3613 55B made of?
- The case is 18k red gold. Bracelet or strap: Alligator leather, gold folding clasp.
Catalog facts checked November 2026.