42mm · Stainless Steel · Caliber Calibre EB. 251 12 1⁄2’’’ – base ETA 2894-2 · 50m
Eberhard & Co Chrono 4 21-42
Shared specifications help discovery; these links do not assert a predecessor or successor relationship.
| Specification | 31073.CN CA99 | 31073.CN CU | 31129.01 CP | 31129.02 CP | 31129.03 CA |
|---|---|---|---|---|---|
| Case diameter | 42mm | 42mm | 42mm | 42mm | 42mm |
| Case material | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel |
| Water resistance | 50m | 50m | 50m | 50m | 50m |
| Movement | Automatic | Automatic | Automatic | Automatic | Automatic |
| Caliber | Calibre EB. 251 12 1⁄2’’’ – base ETA 2894-2 | Calibre EB. 251 12 1⁄2’’’ – base ETA 2894-2 | calibre EB. 251 12 ½” – base 2894‐2 / Patented device | calibre EB. 251 12 ½” – base 2894‐2 / Patented device | calibre EB. 251 12 ½” – base 2894‐2 / Patented device |
| Power reserve | — | — | 42 hours | 42 hours | 42 hours |
Displayed specifications follow the most complete source record. Other source records are retained below; conflicting values are not silently combined. The Watch Pages.
Original collection: Not recorded
Technical Specifications / Date Added: June 19, 2023 Technical Specifications / Reference: 31073.CN CA99 Technical Specifications / Brand: Eberhard & Co Technical Specifications / Case Size: 42mm Technical Specifications / Case Material: Stainless Steel Technical Specifications / Dial Color: Blue Technical Specifications / Movement: Automatic Technical Specifications / Caliber: Calibre EB. 251 12 1⁄2’’’ – base ETA 2894-2 Technical Specifications / Water Resistance: 50m Technical Specifications / Strap Material: Stainless Steel Technical Specifications / Buckle Type: Folding Clasp Technical Specifications / Bezel Material: Ceramic Technical Specifications / Bezel Color: Black Technical Specifications / Style: Sporty Technical Specifications / Special Features: Luminescence, Open Case Back, Water Resistant Technical Specifications / Complications: Chronograph, Date, Small Seconds
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