Cartier Index
Captures the dress-and-jewelry side of the market — a meaningfully different demand segment from sports watches.
1.5kindex
Trend YoY growth is +0.1%, slowing by 2.3 pp/year over the last 6Y. Deviations have remained above trend for 8 consecutive periods. Latest: +10.1%, 10.0 pp above trend, a 1.7σ deviation. The latest YoY reading is depressed by 6.2 pp due to an tough comparison base from May 31. At current levels, YoY would fall to +5.6% by Sep '26 as comparisons tighten.
Level
YoY %
y = 14.2% − 2.3 pp/yr · t
Deviation from trend
Forecast
Projected value by forecast vintage (index)
Projected value (index)
| Forecast made in | Oct '25 | Nov '25 | Dec '25 | Jan '26 | Feb '26 | Mar '26 | Apr '26 | May '26 | Jun '26 | Jul '26 | Aug '26 | Sep '26 | Oct '26 | Nov '26 | Dec '26 | Jan '27 | Feb '27 | Mar '27 | Apr '27 | May '27 | Jun '27 | Jul '27 | MAPE |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct '25 | 1.4k | 1.4k | 1.4k | 1.3k | 1.4k | 1.4k | 1.3k | 1.3k | 1.3k | 1.3k | 1.3k | 1.2k | 1.2k | 1.3k | 1.2k | 1.2k | 1.2k | 1.2k | 1.3k | 1.3k | 1.2k | 1.0k | 272% |
| Nov '25 | 1.5k | 1.4k | 1.4k | 1.5k | 1.6k | 1.5k | 1.5k | 1.5k | 1.6k | 1.6k | 1.5k | 1.5k | 1.6k | 1.6k | 1.6k | 1.7k | 1.7k | 1.8k | 1.8k | 1.8k | 1.8k | 195% | |
| Dec '25 | 1.4k | 1.5k | 1.6k | 1.6k | 1.6k | 1.6k | 1.6k | 1.7k | 1.7k | 1.6k | 1.6k | 1.7k | 1.7k | 1.8k | 1.8k | 1.8k | 2.0k | 2.0k | 2.0k | 2.2k | 341% | ||
| Jan '26 | 1.4k | 1.6k | 1.6k | 1.6k | 1.6k | 1.6k | 1.7k | 1.6k | 1.6k | 1.6k | 1.7k | 1.7k | 1.7k | 1.8k | 1.8k | 1.9k | 2.0k | 1.9k | 2.1k | 366% | |||
| Feb '26 | 1.5k | 1.5k | 1.5k | 1.5k | 1.5k | 1.6k | 1.6k | 1.5k | 1.5k | 1.6k | 1.6k | 1.6k | 1.7k | 1.7k | 1.8k | 1.8k | 1.7k | 1.8k | 261% | ||||
| Mar '26 | 1.5k | 1.5k | 1.5k | 1.5k | 1.5k | 1.5k | 1.4k | 1.4k | 1.5k | 1.5k | 1.5k | 1.5k | 1.5k | 1.6k | 1.6k | 1.5k | 1.5k | 73% | |||||
| Apr '26 | 1.6k | 1.5k | 1.5k | 1.5k | 1.5k | 1.5k | 1.5k | 1.5k | 1.5k | 1.5k | 1.6k | 1.6k | 1.6k | 1.7k | 1.6k | 1.6k | 54% | ||||||
| May '26 | 1.6k | 1.5k | 1.6k | 1.6k | 1.5k | 1.5k | 1.6k | 1.6k | 1.6k | 1.7k | 1.7k | 1.8k | 1.8k | 1.7k | 1.8k | ||||||||
| Jul '26 | 1.6k | 1.6k | 1.5k | 1.5k | 1.6k | 1.6k | 1.6k | 1.7k | 1.7k | 1.8k | 1.8k | 1.7k | 1.8k |
YoY change forecast
| Forecast made in | Oct '25 | Nov '25 | Dec '25 | Jan '26 | Feb '26 | Mar '26 | Apr '26 | May '26 | Jun '26 | Jul '26 | Aug '26 | Sep '26 | Oct '26 | Nov '26 | Dec '26 | Jan '27 | Feb '27 | Mar '27 | Apr '27 | May '27 | Jun '27 | Jul '27 | MAPE |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct '25 | +4.0% | -0.1% | -1.3% | -2.4% | -3.6% | -4.7% | -5.8% | -7.0% | -8.1% | -9.3% | -10.4% | -11.6% | -12.7% | -13.9% | -15.0% | -16.2% | -17.4% | -18.4% | -19.6% | -20.7% | -21.9% | -23.0% | 272% |
| Nov '25 | +7.1% | +4.1% | +4.8% | +5.4% | +5.9% | +6.6% | +7.2% | +7.8% | +8.4% | +9.0% | +9.6% | +10.3% | +10.9% | +11.5% | +12.1% | +12.7% | +13.3% | +13.9% | +14.5% | +15.2% | +15.8% | 195% | |
| Dec '25 | +4.6% | +6.0% | +7.3% | +8.6% | +9.9% | +11.2% | +12.6% | +13.9% | +15.3% | +16.6% | +17.9% | +19.3% | +20.6% | +22.0% | +23.3% | +24.6% | +25.9% | +27.2% | +28.6% | +29.9% | 341% | ||
| Jan '26 | +4.6% | +6.5% | +7.7% | +9.0% | +10.2% | +11.6% | +12.8% | +14.1% | +15.5% | +16.7% | +18.0% | +19.3% | +20.6% | +21.9% | +23.1% | +24.4% | +25.7% | +27.0% | +28.3% | 366% | |||
| Feb '26 | +1.6% | +4.9% | +5.6% | +6.2% | +6.9% | +7.5% | +8.2% | +8.9% | +9.5% | +10.2% | +10.8% | +11.5% | +12.1% | +12.8% | +13.4% | +14.1% | +14.7% | +15.4% | 261% | ||||
| Mar '26 | +0.6% | +2.7% | +2.6% | +2.4% | +2.3% | +2.2% | +2.0% | +1.9% | +1.7% | +1.6% | +1.4% | +1.3% | +1.2% | +1.0% | +0.9% | +0.7% | +0.6% | 73% | |||||
| Apr '26 | +9.5% | +4.6% | +4.6% | +4.7% | +4.7% | +4.7% | +4.7% | +4.7% | +4.8% | +4.8% | +4.8% | +4.8% | +4.8% | +4.9% | +4.9% | +4.9% | 54% | ||||||
| May '26 | +10.1% | +7.0% | +7.5% | +8.1% | +8.6% | +9.1% | +9.7% | +10.2% | +10.7% | +11.3% | +11.7% | +12.3% | +12.8% | +13.3% | +13.8% | ||||||||
| Jul '26 | +7.5% | +8.1% | +8.6% | +9.1% | +9.7% | +10.2% | +10.7% | +11.3% | +11.7% | +12.3% | +12.8% | +13.3% | +13.8% |
Forecasts use ordinary least-squares linear regression fitted to the YoY change series over a rolling 6M window. Each row shows a vintage — the forecast as it would have appeared at that point in time. Projected values apply the forecasted YoY change to the prior year's level, chaining forward where actuals are unavailable. MAPE measures forecast accuracy against realized values. These are mechanical trend extrapolations, not economic models.