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BLANCPAIN Grande Double Sonnerie (GPHG 2026)

BLANCPAIN Grande Double Sonnerie

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~$2,097,800 · 1 CHF = 1.234 USD (2026-07-22)

Year
2026
Reference
15GSQ 3613 55B
Case
ø 47 mm · Or rouge
Material
Gold
Movement
Mécanique à remontage manuel Réserve de marche: 96 h, 28800 alt/h Echappement silicium Mouvement squelette
Water resistance
10 m
Price tier
$500K+

Powered by a fully integrated movement, the Grande Double Sonnerie represents Blancpain's most ambitious achievement to date and the most complex watch in its history. Developed over eight years

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BLANCPAIN Grande Double Sonnerie (GPHG 2026) — Grail Atlas