STRATHISLA 27 Years Old 1979 Signatory Vintage
Is it worth the price?
STRATHISLA 27 Years Old 1979 Signatory Vintage is a Speyside single malt Scotch from the Strathisla distillery, bottled at 27 years old. Tasters score it 1.0 out of 5 across 1 reviews. A single retailer lists it at €390.00, against a model fair price of around €475.50. That is 0.82× the model estimate — almost exactly what its age, strength and house predict, with no meaningful brand premium. The estimate is fitted on age, bottling strength and the distillery's other prices; community ratings add no measurable signal to it, so this is not a quality judgement. Typical error is around ±65%, so read the verdict as indicative and trust it most at the extremes. Of the 2 Strathisla bottlings priced here, this is the weakest value.
Retailers tracked
| Retailer | Price |
|---|---|
| whisky.fr | €390.00 |
How we got this number
The valuation model predicts a price from this bottling's inputs. The multiple is the actual market price divided by that prediction.
- Rating
- 1.00 / 5
- Age
- 27yo
- Region
- Speyside
- Distillery tier
- Premium Label only — set from the distillery’s median price, not used by the model.
- Predicted price
- €475.50
- Actual price (median)
- €390.00
- Multiple
- 0.82×
- Verdict band
- fair value (0.80× < … ≤ 1.20×)
Methodology estimate
The deterministic model from methodology.md: production cost per litre × bottle size, plus maturation cost per year, plus a cask premium, times an ABV factor — then multiplied by a quality grade summed across six 0–3 axes.
- Production (€0.18/cl × 70 cl)
- €12.60
- Maturation (27 × €1.20/year)
- €91.38
- Cask premium (undeclared)
- +€0.00
- × ABV factor
- ×1.39
- Cost floor
- €144.79
- Process distinctnessno declared distinctive practices2 / 3
- Cask provenancecask type not declared on bottle0 / 3
- Bottling integrity55.7% ABV; non-chill-filtered inferred from ABV; E150a caramel colouring not disclosed3 / 3
- OwnershipPernod Ricard / Chivas Brothers — independent or smaller group2 / 3
- Heritagefounded 1786 (240 years of operation)3 / 3
- Reputation1.0/5 across 1 review0 / 3
- Quality score
- 10 / 18
- Quality multiplier
- ×1.83
- Intrinsic value
- €265.45
- Actual price (median)
- €390.00
- Multiple
- 1.47×
- Verdict band
- mild premium
Maturation context
Speyside · rolling 12 months: 870 mm at Keith (0 km). Scotland N rolling 12-month rainfall2,323 mm, +37.30% vs 1995-2024 median.