GrailAtlasAn independent mechanical watch reference
English
Hublot Big Bang Tourbillon Automatic Purple Sapphire (GPHG 2022)

Hublot Big Bang Tourbillon Automatic Purple Sapphire

Language:

~$234,460 · 1 CHF = 1.234 USD (2026-07-22)

Year
2022
Category
Tourbillon
Reference
429.JM.0120.RT
Case
ø 44 mm · Saphir violet poli
Material
Sapphire
Movement
Tourbillon Automatique Réserve de marche: 72 h, 21600 alt/h Mouvement squelette
Water resistance
30 m
Price tier
$100K–$500K

It combines a traditional complication (the tourbillon) with a disruptive material (sapphire) in a totally exclusive shade. This new purple hue is a compound combining Al₂O₃ (aluminum oxide) and chrome. If the case and mouvemen

View on GPHG ↗

More photos and full details on the official GPHG page.

Similar watches in the GPHG field

Catalog alternatives from the GPHG field, not the wider market yet.

Live on eBay

Checking live listings…

Hublot Big Bang Tourbillon Automatic Purple Sapphire (GPHG 2022) — Grail Atlas