Breitling Top Time NB21251A1L1X1
43mm · Bronze · Caliber Breitling Manufacture Caliber B21 · 100m
Breitling Top Time B21 Ford Mustang
Related references — same collection
Shared specifications help discovery; these links do not assert a predecessor or successor relationship.
Compare specifications
| Specification | NB21251A1L1X1 | SB21251A1C1X1 | SB21252A1Q1X1 | A23310121G1X1 | A233101A1A1X1 |
|---|---|---|---|---|---|
| Case diameter | 43mm | 44mm | 44mm | 41mm | 41mm |
| Case material | Bronze | Black Ceramic, All Black | Black Ceramic, All Black | Stainless Steel | Stainless Steel |
| Water resistance | 100m | 100m | 100m | 30m | 30m |
| Movement | Automatic | Automatic | Automatic | Automatic | Automatic |
| Caliber | Breitling Manufacture Caliber B21 | Breitling Manufacture Caliber B21 | Breitling Manufacture Caliber B21 | Breitling 23 | Breitling 23 |
| Power reserve | 55 hours | 55 hours | 55 hours | 48 hours | 48 hours |
Sources & record notes
Displayed specifications follow the most complete source record. Other source records are retained below; conflicting values are not silently combined. The Watch Pages.
- The Watch Pages ↗ · 2026-09-22 00:01:30 JST
- WatchTraderHub ↗ · 2026-09-21 16:02:58 JST
- WatchBase ↗ · 2026-09-22 02:58:03 JST
The Watch Pages · Breitling NB21251A1L1X1
Original collection: Not recorded
Technical Specifications / Date Added: December 5, 2023 Technical Specifications / Reference: NB21251A1L1X1 Technical Specifications / Brand: Breitling Technical Specifications / Case Size: 43mm Technical Specifications / Case Material: Bronze Technical Specifications / Dial Color: Green Technical Specifications / Movement: Automatic Technical Specifications / Caliber: Breitling Manufacture Caliber B21 Technical Specifications / Power Reserve: 55 hours Technical Specifications / Water Resistance: 100m Technical Specifications / Strap Material: Leather Technical Specifications / Strap Color: Brown Technical Specifications / Buckle Type: Folding Clasp Technical Specifications / Style: Sporty Technical Specifications / Sport: Racing Technical Specifications / Special Features: Tachymeter, Luminescence, Water Resistant Technical Specifications / Complications: Tourbillon, Chronograph
WatchTraderHub · Breitling NB21251A1L1X1
Original collection: Top Time
structured_data / Brand: Breitling structured_data / Reference Number: NB21251A1L1X1 structured_data / Collection: Top Time structured_data / Case Diameter: 42mm structured_data / Case Material: Bronze structured_data / Water Resistance: 100m structured_data / Crystal: Sapphire Crystal structured_data / Movement Type: Automatic structured_data / Caliber: B21 structured_data / Bracelet/Strap: Calf Skin structured_data / Feature: Chronograph structured_data / Feature: Display back structured_data / Feature: Small seconds structured_data / Feature: Tachymeter structured_data / Feature: Tourbillon
WatchBase · Breitling NB21251A1L1X1
Original collection: Top Time
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