Longines Ultra-Chron vs Longines Heritage 1945
Side-by-side at a glance. Click a watch above to open the full reference page.
| Longines L2.836.4.52.6 | Longines L4.794.4.66.2 | |
|---|---|---|
| Model | Ultra-Chron | Heritage 1945 |
| Caliber | An exclusive Longines calibre -- self-winding, 36,000 vph, 52h PR; silicon balance spring, COSC-certified chronometer | Longines Cal. L609 -- ETA 2895-2 base, Longines-finished, 28,800bph, 42h PR, 25j; used in Heritage 1945; classic Longines small-seconds automatic |
| Case size | 43mm | 40mm |
| Lug-to-lug | n/a | 46.5mm |
| Years produced | 2022–present | 2014–present |
| Brand tier | luxury | luxury |
| Era | modern | modern |
| Movement tier | Unclassified movement | Mid-supplier movement |
| Market median (excellent / full-set) | n/a | n/a |
| Typical range | n/a | n/a |
| Confidence | low | low |
| Categories | dive, sport | dress |
| Editorial | n/a | yes |
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