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Heart|Lab Grown|IGI

10.17ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG665415919

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG665415919

Diamond specifications and retailer prices

From £1,651 GBP
As of October 30, 2026
Save £4,797 GBP (74%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £6,447 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 10.17ct lab-grown heart diamond

This 10.17ct lab-grown heart sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG665415919 or 665415919. Listed at 20 retailers as of October 30, 2026, with prices from £1,651 to £6,447, a £4,797 spread on the same certified stone. Taylor and Hart lists it at £6,447. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

10.17
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665415919
Dimensions15.04 × 13.29 × 8.72 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.04 mm13.29 mm10.17 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665415919
Side View
Table 57.0%Crown 36.4°Girdle: MED-THKPavilion 38.6°Culet: NoneDepth 58.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £6,083 GBP|Low: £1,591 GBP|High: £6,486 GBP|Avg: £3,278 GBP|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Taylor and Hart
October 31, 2026
Retailer 11£1,599 GBP
Retailer 14£1,651 GBP
Retailer 5£1,740 GBP
Retailer 3£1,779 GBP
Retailer 6£1,855 GBP
Retailer 10£1,855 GBP
Retailer 18£1,967 GBP
Retailer 2£2,130 GBP
Retailer 15£2,538 GBP
Retailer 7£2,550 GBP
Retailer 17£2,855 GBP
Retailer 12£2,891 GBP
Retailer 8£2,899 GBP
Retailer 4£3,443 GBP
Retailer 19£4,968 GBP
Retailer 13£5,232 GBP
Retailer 16£5,418 GBP
Retailer 1£6,083 GBP
Retailer 9£6,203 GBP
Taylor and Hart£6,447 GBP

33 data points across 20 retailers

20 retailers£1,651 GBP to £6,447 GBP

Retailer 1
-
£1,599 GBP
$2,143 USD
Price last confirmed 8 days ago
A
Retailer 2
-
£1,651 GBP
View
A
Retailer 3
-
£1,740 GBP
$2,331 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
£1,779 GBP
$2,384 USD
View
Final sale: no returns
Retailer 5
-
£1,855 GBP
$2,486 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
£1,855 GBP
$2,486 USD
View
A
Retailer 7
-
£1,967 GBP
$2,635 USD
View
A
Retailer 8
-
£2,130 GBP
HK$22,300 HKD
View
A
Retailer 9
-
£2,538 GBP
View
A
Retailer 10
-
£2,550 GBP
$3,417 USD
View
A
Retailer 11
-
£2,855 GBP
ZAR 61,791 ZAR
View
A
Retailer 12
-
£2,891 GBP
$3,873 USD
View
A
Retailer 13
-
£2,899 GBP
$3,884 USD
View
Retailer 14
-
£3,443 GBP
A$7,097 AUD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
£4,968 GBP
$6,657 USD
View
B
Retailer 16
-
£5,232 GBP
$7,010 USD
View
B
Retailer 17
-
£5,418 GBP
$7,260 USD
View
B
Retailer 18
-
£6,083 GBP
A$12,540 AUD
View
B
Retailer 19
-
£6,203 GBP
SGD 11,231 SGD
View
Most Expensive
B
Taylor and Hart
HB0ADTS · Oct 31
£6,447 GBP
$8,639 USD
View
19 more retailers have this diamond
Prices start from £1,651 GBPSave up to £4,797 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
10.17ct Heart
£1,651 GBP