ULTRA‑CHRON CARBON
L2.839.4.52
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- 43 mm · titanium and carbon
- Thickness
- 14 mm
- Water
- 300 m
- Calibre
- L836.6 · 52 h
- Dial
- Anthracite
- Bracelet
- Synthetic strap

General
- Model name
- ULTRA‑CHRON CARBON
- Status
- In production
- Retail price
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Variants
| Code | Variant | Dial | Bracelet or strap | Price | Status |
|---|---|---|---|---|---|
| 2 | — (default) | Anthracite | Textile (Synthetic strap), black | US$5,550 | — |
Description
The Longines ULTRA‑CHRON CARBON L2.839.4.52 is a men's watch. It is in production. It has a 43 mm case, 14 mm thick and water-resistant to 300 m. It has an anthracite dial with applied baton indices. It uses the automatic calibre L836.6, with a 52-hour power reserve. It is certified COSC. It comes on a textile strap with a pin buckle.
Generated from the collected facts.
Price
From US$5,550 across 1 priced configuration, listed under Variants.
Closest by specs
From other collections and brands, ranked by recorded size, case metal, dial, bezel, water resistance, movement, bracelet, lume and power reserve.
Provenance and history
| When (UTC) | Field | Change | By |
|---|---|---|---|
| 23 Oct 2026 15:45 | current_retail_amount | — → 5550 | Longines |
| 23 Oct 2026 15:45 | caliber_id | — → 613 | Longines |
| 23 Oct 2026 15:45 | weight_g | — → 67 | Longines |
| 23 Oct 2026 15:45 | water_resistance_m | — → 300 | Longines |
| 23 Oct 2026 15:45 |






