40mm · Stainless Steel · Caliber 866 · 50m
Jaeger-LeCoultre Master Control Calendar
Shared specifications help discovery; these links do not assert a predecessor or successor relationship.
| Specification | Q4148450 | Q4148421 | 4018420 | 4018480 | 410848J |
|---|---|---|---|---|---|
| Case diameter | 40mm | 40mm | 40mm | 40mm | 40mm |
| Case material | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel |
| Water resistance | 50m | 50m | 50m | 50m | 50m |
| Movement | Automatic | Automatic | — | — | Automatic |
| Caliber | 866 | 866 | 899AC | 899AC | JL956AA |
| Power reserve | 70 hours | 70 hours | — | — | 45 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: September 25, 2025 Technical Specifications / Reference: Q4148450 Technical Specifications / Brand: Jaeger-LeCoultre Technical Specifications / Case Size: 40mm Technical Specifications / Case Material: Stainless Steel Technical Specifications / Dial Color: Gray Technical Specifications / Dial Finish: Grained Technical Specifications / Movement: Automatic Technical Specifications / Caliber: 866 Technical Specifications / Power Reserve: 70 hours Technical Specifications / Water Resistance: 50m Technical Specifications / Strap Material: Alligator Technical Specifications / Strap Color: Black, Interchangeable Technical Specifications / Buckle Type: Folding Clasp Technical Specifications / Style: Classic Technical Specifications / Special Features: Open Case Back, Limited Edition, Water Resistant Technical Specifications / Limited Edition: Limited to 500 pieces Technical Specifications / Complications: Annual Calendar, Central Seconds, Date, Day of the Week Indicator, Month Indicator, Moon Phase
Original collection: Master Control
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