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Heart|Lab Grown|IGI

8.60ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG821616812

Shape and cutting style on the report: Heart modified brilliant

Certificate IGI LG821616812

Diamond specifications and retailer prices

From £5,074 GBP
$6,798 USD
As of October 30, 2026
Save £5,902 GBP (54%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £18,910 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 8.6ct lab-grown heart diamond

This 8.6ct lab-grown heart sits in the over five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821616812 or 821616812. Listed at 6 retailers as of October 29, 2026, with a 116% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

8.60
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.2°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821616812
Dimensions13.85 × 11.69 × 8.00 mm
L/W Ratio1.18
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.85 mm11.69 mm8.60 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821616812
Side View
Table 64.0%Crown 41.2°Girdle: MED-STKPavilion 36.9°Culet: NoneDepth 57.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £6,795 GBP|Low: £4,912 GBP|High: £18,910 GBP|Avg: £10,637 GBP|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Taylor and Hart
October 31, 2026
Retailer 4£5,074 GBP
Retailer 3£6,333 GBP
Retailer 1£6,795 GBP
Retailer 2£10,976 GBP
Retailer 5£14,936 GBP
Taylor and Hart£18,910 GBP

24 data points across 6 retailers

6 retailers£5,074 GBP to £10,976 GBP

B+
Cheapest Retailer
-
£5,074 GBP
$6,798 USD
B
Retailer 2
-
£6,333 GBP
$8,485 USD
View
B+
Retailer 3
-
£6,795 GBP
View
B
Retailer 4
-
£10,976 GBP
View
Retailer 5
-
£14,936 GBP
$20,013 USD
View
Price under review
Most Expensive
Taylor and Hart
9RA5PSL · Oct 30
£18,910 GBP
$25,338 USD
View
Price under review
5 more retailers have this diamond
Prices start from £5,074 GBPSave up to £5,902 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.

B+
8.60ct Heart
£5,074 GBP