Blast Sparkling Rainbow
1720-400B1LE-9A-RAIN/3A
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Own one? Join to add it to your box- Case
- 45 mm · White gold 18k
- Thickness
- 13.35 mm
- Water
- 50 m
- Calibre
- UN-172 · 72 h
- Bracelet
- Rubber

1720-400B1LE-9A-RAIN/3A
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The Ulysse Nardin Blast Sparkling Rainbow 1720-400B1LE-9A-RAIN/3A is a limited edition of 8 pieces. It has a 45 mm 18k white gold case, 13.35 mm thick and water-resistant to 50 m. It uses the automatic calibre UN-172, with a 72-hour power reserve. Its functions include tourbillon. It comes on a rubber strap.
Generated from the collected facts.
CHF 463,000 Ulysse Nardin, 23 Oct 2026
From other collections and brands, ranked by recorded size, case metal, dial, bezel, water resistance, movement, bracelet, lume and power reserve.






| When (UTC) | Field | Change | By |
|---|---|---|---|
| 23 Oct 2026 15:46 | current_retail_amount | — → 463000 | Ulysse Nardin |
| 23 Oct 2026 15:46 | caliber_id | — → 1386 | Ulysse Nardin |
| 23 Oct 2026 15:46 | weight_g | — → 177.19 | Ulysse Nardin |
| 23 Oct 2026 15:46 | water_resistance_m | — → 50 | Ulysse Nardin |
| 23 Oct 2026 15:46 | strap_color | — → white | Ulysse Nardin |
| 23 Oct 2026 15:46 | production_status | unknown → limited | Ulysse Nardin |
| 23 Oct 2026 15:46 | power_reserve_hours | — → 72 | Ulysse Nardin |
| 23 Oct 2026 15:46 | movement_type | — → automatic | Ulysse Nardin |
| 23 Oct 2026 15:46 | limited_edition_size | — → 8 | Ulysse Nardin |
| 23 Oct 2026 15:46 | jewels | — → 25 | Ulysse Nardin |
| 23 Oct 2026 15:46 | is_limited_edition | false → true | Ulysse Nardin |
| 23 Oct 2026 15:46 | functions | [] → ["Skeletonized Movement","Tourb… | Ulysse Nardin |
| 23 Oct 2026 15:46 | frequency_vph | — → 18000 | Ulysse Nardin |
| 23 Oct 2026 15:46 | crystal_material | — → sapphire | Ulysse Nardin |
| 23 Oct 2026 15:46 | case_thickness_mm | — → 13.35 | Ulysse Nardin |
| 23 Oct 2026 15:46 | case_material | — → white_gold_18k | Ulysse Nardin |
| 23 Oct 2026 15:46 | case_diameter_mm | — → 45 | Ulysse Nardin |
| 23 Oct 2026 15:46 | bracelet_type | — → rubber | Ulysse Nardin |
24 further observations were superseded, outvoted or are waiting for review.
Primary source: Ulysse Nardin (Official brand, trust 5 of 5)Review: AutoLast collected: 23 Oct 2026Last verified: —