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Horse profile

Derek The Diamond (GB)

3yo gelding (at last run, Aug 2012) · Last trainer Michael Appleby · Last owner Tom Cunnane
by Araafa (IRE) out of West One (GB) (Gone West)
6 runs · 6 courses · from Oct 2011
As at 27 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 15 Aug 2012 — 5,186 days ago. Our archive can't say whether the horse is still in training.
Last run Aug 2012 · 7th of 12 First-time headgear LTO Last raced off OR 51
KTB Profile

Derek The Diamond (GB) is yet to win from 6 starts. Best effort: 4th of 7 at Beverley (Jun 2012). Last raced off a career-high mark of 51.

Based on 6 archived runs · updated 27 Oct 2026

KTB Speed and Rating

KTB Speed

No KTB Speed figures for this horse. The engine scores GB and Irish racing from Oct 2016; runs elsewhere, or earlier, have no figure.

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 0 figures from 0 runs · a record, not a forecast

KTB Rating

Best recent KTB Rating 50A the best of the last 3 rated runs · Southwell (AW), 15 Aug 2012 Official rating 51 at the last run, 15 Aug 2012

What the horse achieved in each race, in pounds on the official-rating scale, from the weight carried, the lengths beaten and the race's own level solved across the archive — never the market, never the official rating as a starting point. The headline is the best of the horse's last three rated runs on that code. A, B or C on a run is how much known form was in that race. What this means →

Flat 6 figures · best 53C · median 43.5
GoingRunsBestMedianSince 27 Oct 2025
Standard (AW)350A34—
Good to Soft250C43.5—
Good1———
DistanceRunsBestMedianSince 27 Oct 2025
6f – 7f350C37—
Under 6f1———
1m – 1m1f1———
1m2f – 1m4f1———

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 6 figures from 6 runs · as at 4 Oct 2026 · a record, not a forecast

Both figures are KTB's own, computed from the archive; no vendor rating enters either. Every run's figure is on its form line below with its grade. Grades measure how much the archive could see, never the merit of the run.

Run style is derived from in-running commentary, which our data provider does not supply for this horse's races.

Pedigree intelligence

Sire

Progeny in our archive have won 7.4% of 1,147 runs since Jan 2008 (88 horses).

Strongest over 1m5f – 2m (all codes): 10.8% from 176.

GoingRunsWinsSRvs sireThis horse
Firm600%−7.4—
Good to Firm188136.9%−0.5—
Good233156.4%−10 from 1
Good to Soft125129.6%+2.20 from 2
Soft149117.4%0—
Heavy5024%−3.4—
Standard (AW)396328.1%+0.70 from 3
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f5835.2%−2.20 from 1
6f – 7f433235.3%−2.10 from 3
1m – 1m1f211209.5%+2.10 from 1
1m2f – 1m4f1901910%+2.60 from 1
1m5f – 2m1761910.8%+3.4—
2m1f – 2m4f7411.4%−6—
2m5f – 3m500%−7.4—

Flat and jumps together (all codes) · since Jan 2008 · as at 27 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
West One (GB) (Gone West)

4 siblings in the archive, 2 winners — best of them Hoh Wotanite (GB) (7 wins).

The wins came over 6f–1m1½f; the highest grade won is Listed (Zenella (GB)).

ProduceRunsWinsWin tripsBest grade
Hoh Wotanite (GB)4077f–1m1½fClass 2
Zenella (GB)926f–1mListed
Mintoe (GB)80——
Western Sands (IRE)50——

Record by conditions

GoingRunsWinsSR£1
Standard (AW) 3 0 0% −3.00
Good to Soft 2 0 0% −2.00
Good 1 0 0% −1.00

ClassRunsWinsSR£1
Class 5 3 0 0% −3.00
Class 6 2 0 0% −2.00
Class 4 1 0 0% −1.00

CourseRunsWinsSR£1
Southwell (AW) 1 0 0% −1.00
Beverley 1 0 0% −1.00
Wolverhampton (AW) 1 0 0% −1.00
Pontefract 1 0 0% −1.00
Kempton (AW) 1 0 0% −1.00
Yarmouth 1 0 0% −1.00

DistanceRunsWinsSR£1
6f – 7f 3 0 0% −3.00
Under 6f 1 0 0% −1.00
1m – 1m1f 1 0 0% −1.00
1m2f – 1m4f 1 0 0% −1.00

JockeyRunsWinsSR£1
Neil Chalmers 2 0 0% −2.00
Dominic Fox 1 0 0% −1.00
Graham Gibbons 1 0 0% −1.00
Fergus Sweeney 1 0 0% −1.00
David Probert 1 0 0% −1.00

HeadgearRunsWinsSR£1
None 5 0 0% −5.00
Cheekpieces 1 0 0% −1.00

SeasonRunsWinsSR£1
2012 4 0 0% −4.00
2011 2 0 0% −2.00

Splits include every sample, however small — muted rows are under 3 runs. A one-from-one record is a fact, not a trend: read the Runs column before the strike rate.

Form

DateCourseRace PosBtn Wgt ORKTB Jockey SP
2012 · 4 runs
15 Aug 12+63d Southwell (AW) Membership Available At Southwell Golf Club Handicap Class 6 · 5f · Standard · 12 ran 7/12 ¾ 8-9 5150A Dominic Fox 10/1
13 Jun 12+50d Beverley Rotalla - tyregiant.com Maiden Stakes Class 5 · 7.5f · Good To Soft · 7 ran 4/7 7 9-0 4537C Graham Gibbons 20/1
24 Apr 12+14d Wolverhampton (AW) 32red Casino Handicap Class 6 · 9.5f · Standard · 9 ran 7/9 3¾ 8-8 4730C Neil Chalmers 33/1
10 Apr 12+153d Pontefract High-Rise Median Auction Maiden Stakes Class 4 · 10f · Good · 13 ran 7/13 4½ 9-3 —53C Neil Chalmers 200/1
2011 · 2 runs
09 Nov 11+15d Kempton (AW) Back And Lay At betdaq.com E.B.F. Maiden Stakes (Div 1) Class 5 · 7f · Standard · 11 ran 10/11 2½ 9-3 —34C Fergus Sweeney 66/1
25 Oct 11 Yarmouth British Stallion Studs E.B.F. Maiden Stakes Class 5 · 7f · Good To Soft · 15 ran 14/15 4½ 9-3 —50C David Probert 100/1

Quick answers

How many races has Derek The Diamond won?
Derek The Diamond (GB) has yet to win, from 6 archived starts between 2011 and 2012.
Who trained Derek The Diamond?
Derek The Diamond (GB) was trained by Michael Appleby on the most recent run on record, at Southwell (AW) on 15 August 2012.
Who is Derek The Diamond's sire?
Derek The Diamond (GB) is by Araafa (IRE) out of West One (GB), whose sire is Gone West.
What is Derek The Diamond's official rating?
The most recent official rating on record is 51, from the run on 15 August 2012. That is also the highest on record.
What is Derek The Diamond's sire's record?
Araafa (IRE)'s progeny in our archive have won 7.4% of 1,147 runs since Jan 2008 (88 horses), Flat and jumps together. Strongest over 1m5f – 2m (all codes): 10.8% from 176.
Who are Derek The Diamond's siblings?
Out of West One (GB), Derek The Diamond (GB) has 4 other produce in our archive, 2 of them winners. Most wins: Hoh Wotanite (GB) (7). Highest grade won: Listed (Zenella (GB)). The wins came over 6f–1m1½f. As at Oct 2026.

Record shown from October 2011. Our archive holds racing in Great Britain, Ireland and France from January 2005. Runs in other countries are not in it, and earlier runs are not available from our data provider. In-running comments are available from 2024 onward.