L3.781.3.78
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| Code | Variant | Dial | Bracelet or strap | Price | Status |
|---|---|---|---|---|---|
| 9 | — (default) | Grey (Sunray grey) | Rubber, grey | US$2,350 | — |
| 7 | — | Grey (Sunray grey) | Bracelet | US$2,350 | — |
The Longines HYDROCONQUEST L3.781.3.78 is a men's watch. It is in production. It has a 41 mm stainless steel case, 11.9 mm thick and water-resistant to 300 m. It has a grey sunburst dial with applied Arabic numerals. It uses the automatic calibre L888.5, with a 72-hour power reserve. Its functions include date. It comes on a stainless steel bracelet with a folding clasp.
Generated from the collected facts.
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 15:45 | weight_g | 127.8 → 184.2 | Longines |
| 23 Oct 2026 15:45 | bracelet_type | rubber → bracelet | Longines |
| 23 Oct 2026 15:45 | bracelet_material | — → stainless_steel | Longines |
| 23 Oct 2026 15:45 | current_retail_amount | — → 2350 | Longines |
| 23 Oct 2026 15:45 | caliber_id | — → 598 | Longines |
| 23 Oct 2026 15:45 | weight_g | — → 127.8 | Longines |
| 23 Oct 2026 15:45 | water_resistance_m | — → 300 | Longines |
| 23 Oct 2026 15:45 | strap_color | — → grey | Longines |
| 23 Oct 2026 15:45 | production_status | unknown → in_production | Longines |
| 23 Oct 2026 15:45 | power_reserve_hours | — → 72 | Longines |
| 23 Oct 2026 15:45 | movement_type | — → automatic | Longines |
| 23 Oct 2026 15:45 | lume_type | — → super_luminova | Longines |
| 23 Oct 2026 15:45 | lug_width_mm | — → 21 | Longines |
| 23 Oct 2026 15:45 | lug_to_lug_mm | — → 51.1 | Longines |
| 23 Oct 2026 15:45 | indices_type | — → applied | Longines |
| 23 Oct 2026 15:45 | index_style | — → arabic | Longines |
| 23 Oct 2026 15:45 | gender | — → men | Longines |
| 23 Oct 2026 15:45 | functions | [] → ["Hours, minutes, seconds and d… | Longines |
| 23 Oct 2026 15:45 | frequency_vph | — → 25200 | Longines |
| 23 Oct 2026 15:45 | dial_pattern | — → sunburst | Longines |
36 further observations were superseded, outvoted or are waiting for review.
Primary source: Longines (Official brand, trust 5 of 5)Review: AutoLast collected: 23 Oct 2026Last verified: —Family: L3.781