Heart|Lab Grown|IGI

0.78ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG826649986

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG826649986

Diamond specifications and retailer prices

From £143 GBP
HK$1,500 HKD
As of November 1, 2026
Save £259 GBP (64%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £741 GBP at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 0.78ct lab-grown heart diamond

This 0.78ct lab-grown heart sits in the just-under-one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826649986 or 826649986. Listed at 18 retailers as of November 1, 2026, with a 181% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.78
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826649986
Dimensions6.40 × 5.88 × 3.63 mm
L/W Ratio1.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.40 mm5.88 mm0.78 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG826649986
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 56.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £214 GBP|Low: £97 GBP|High: £1,065 GBP|Avg: £316 GBP|-0.3%
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
Reve Diamonds
November 3, 2026
Retailer 2£103 GBP
Retailer 6£115 GBP
Retailer 8£119 GBP
Retailer 5£128 GBP
Retailer 1£214 GBP
Retailer 14£215 GBP
Retailer 11£218 GBP
Retailer 17£226 GBP
Retailer 4£238 GBP
Retailer 16£313 GBP
Retailer 10£320 GBP
Retailer 13£350 GBP
Retailer 12£395 GBP
Retailer 9£403 GBP
Retailer 3£409 GBP
Retailer 7£450 GBP
Retailer 15£596 GBP
Reve Diamonds£741 GBP

43 data points across 18 retailers

18 retailers£143 GBP to £403 GBP

Retailer 1
-
£103 GBP
$138 USD
Price last confirmed 11 days ago
Retailer 2
-
£119 GBP
$160 USD
View
Price last confirmed 9 days ago
Retailer 3
-
£128 GBP
$171 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
£143 GBP
HK$1,500 HKD
View
A
Retailer 5
-
£214 GBP
$287 USD
View
Retailer 6
-
£215 GBP
View
Price last confirmed 7 days ago
A
Retailer 7
-
£218 GBP
€278 EUR
View
Retailer 8
-
£226 GBP
ZAR 4,903 ZAR
View
Price last confirmed 11 days ago
Retailer 9
-
£238 GBP
$319 USD
View
Price last confirmed 9 days ago
Retailer 10
-
£313 GBP
View
Price last confirmed 8 days ago
B+
Retailer 11
-
£320 GBP
$429 USD
View
B+
Retailer 12
-
£350 GBP
SGD 635 SGD
View
B
Retailer 13
-
£395 GBP
$530 USD
View
B
Retailer 14
-
£403 GBP
$540 USD
View
Retailer 15
-
£409 GBP
$548 USD
View
Price last confirmed 9 days ago
Retailer 16
-
£450 GBP
$604 USD
View
Price last confirmed 7 days ago
Retailer 17
-
£596 GBP
View
Price last confirmed 8 days ago
Most Expensive
Reve Diamonds
CAB6CC9A8 · Oct 25
£741 GBP
$994 USD
View
Price last confirmed 9 days ago
17 more retailers have this diamond
Prices start from £143 GBPSave up to £259 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
0.78ct Heart
£143 GBP