wsky1

William Grant & Sons - 37 Year Old (1978) Rare Cask Reserve Collection

£1,275

latest hammer price

Rare at auction· 2 lots a year

Auction lots

2

Houses

1

Last sold

48 days ago

William Grant & Sons - 37 Year Old (1978) Rare Cask Reserve Collection is a collectable Scotch whisky from William Grant & Sons aged 37 years. Based on 2 recorded auction lots across 2 months of trading data, the current median hammer price is £1,108, with the most recent sale at £1,275. Over the trading window, prices have ranged from £940 (low) to £1,275 (high). Accounting for lot-to-lot variation, a realistic valuation range for William Grant & Sons - 37 Year Old (1978) Rare Cask Reserve Collection is £1,082–£1,468 15% around the latest sale).

All William Grant & Sons expressions →

About William Grant & Sons

William Grant & Sons is a whisky distillery. William Grant & Sons - 37 Year Old (1978) Rare Cask Reserve Collection is an age-stated bottling at 37 years old, distilled in 1978.

What drives this bottle's value

  • Single vintage

    Distilled in a single year (1978), so the available batch is inherently finite.

  • Considerable age

    A 37-year age statement reflects long maturation and the small surviving volume that implies — older stock is scarcer.

These are scarcity and demand signals drawn from the bottle's own attributes — they describe the bottle, not a prediction of future price. Not investment advice.

Release & bottling facts

Distillery
William Grant & Sons
Age
37 years
Vintage
1978
Bottle size
700ml

Latest sale

£1,275

24-month median

£1,108

24-month high

£1,275

24-month low

£940

Estimated value · likely range

£1,082–£1,468 ±15%

Auction hammers swing lot to lot with condition, fill level and timing. Treat this band — not a single figure — as the bottle's value.

Market presence

last 12 months

Rare at auctiononly a handful of lots a year

Seen at auction

2 lots

Cadence

≈ every 183 days

Houses

1

Activity rank

top 39% of tracked bottles

Last seen

48 days ago

Across the auction houses wsky1 tracks.

Price history (monthly median)

£912£1,113£1,313Apr 26Jul 26

Recent auction results

MonthMedianLots
July 2026£1,2751
April 2026£9401

Comparable bottles

Frequently asked questions

How rare is William Grant & Sons - 37 Year Old (1978) Rare Cask Reserve Collection at auction?

William Grant & Sons - 37 Year Old (1978) Rare Cask Reserve Collection appeared in 2 auction lots over the last 12 months across the auction houses wsky1 tracks — rare at auction (only a handful of lots a year). That puts it in the top 39% by auction activity among the 30,758 bottles wsky1 tracks — most collectable bottles hammer only a handful of times a year.

What is the current auction price of William Grant & Sons - 37 Year Old (1978) Rare Cask Reserve Collection?

The latest hammer price for William Grant & Sons - 37 Year Old (1978) Rare Cask Reserve Collection at auction is £1,275. Across the most recent 24 months of auction data, the median hammer price is £1,108, with a high of £1,275 and a low of £940. All prices are in GBP and exclude buyer's premium. Data is aggregated from major auction houses including Scotch Whisky Auctions, Whisky Auctioneer, and Bonhams.

How much has William Grant & Sons - 37 Year Old (1978) Rare Cask Reserve Collection changed in value over the past year?

wsky1 currently has fewer than 12 months of auction data for William Grant & Sons - 37 Year Old (1978) Rare Cask Reserve Collection, so a year-on-year trend is not yet computed. Recent hammer prices range from £940 to £1,275 (median £1,108).

Where can I sell William Grant & Sons - 37 Year Old (1978) Rare Cask Reserve Collection?

William Grant & Sons - 37 Year Old (1978) Rare Cask Reserve Collection regularly appears at major Scotch whisky auction houses including Scotch Whisky Auctions (Scotland), Whisky Auctioneer (Scotland), Just Whisky, Whisky Hammer, and Bonhams. The current median hammer price is £1,108 (excluding buyer's premium). At most major houses, buyer's premium adds 24–28% on top of hammer for the buyer; sellers typically receive the hammer price minus a sales commission of 5–15%.

Is William Grant & Sons - 37 Year Old (1978) Rare Cask Reserve Collection a good investment?

William Grant & Sons - 37 Year Old (1978) Rare Cask Reserve Collection has appeared in 2 recorded auction lots in our database, with a current median hammer price of £1,108. wsky1 provides hammer-price data for informational purposes only — not investment advice.

How does wsky1 calculate the price of William Grant & Sons - 37 Year Old (1978) Rare Cask Reserve Collection?

wsky1 ingests public auction results from major auction houses (via direct scraping of Scotch Whisky Auctions, Whisky Auctioneer, Bonhams, and Whisky Hammer, plus aggregated data from WhiskyHunter). For each bottle, we group hammer prices by year-month and compute the median price per month. The figures shown — latest £1,275, 24-month median £1,108 — are derived from this monthly-median methodology. All prices are hammer prices in GBP, excluding buyer's premium.

Does the price include buyer's premium?

No. All prices on wsky1 are hammer prices only. Buyer's premium at major Scotch whisky auction houses currently runs at 24–28% on top of the hammer price. A bottle of William Grant & Sons - 37 Year Old (1978) Rare Cask Reserve Collection that hammers at £1,275 would cost the buyer approximately £1,607 all-in including buyer's premium.

Own a bottle of William Grant & Sons - 37 Year Old (1978) Rare Cask Reserve Collection?

Track it against live auction data and see your portfolio's real market value — free for up to 3 bottles.

Start tracking free →

Own a different bottle? Get a free whisky valuation for any bottle — no signup, no card.