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Heart|Lab Grown|IGI

5.99ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG811699533

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG811699533

Diamond specifications and retailer prices

From $977 USD
As of October 30, 2026
Save $6,233 USD (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $7,210 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5.99ct lab-grown heart diamond

This 5.99ct 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 LG811699533 or 811699533. Listed at 21 retailers as of October 30, 2026, with prices from $977 to $7,210, a $6,233 spread on the same certified stone. Brilliant Earth lists it at $7,210. 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

5.99
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811699533
Dimensions11.90 × 12.24 × 7.07 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.90 mm12.24 mm5.99 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811699533
Side View
Table 63.0%Crown 35.9°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 57.8%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $7,210 USD|Low: $947 USD|High: $13,870 USD|Avg: $2,855 USD|-48.0%
Brilliant Earth
Retailer 2
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Retailer 5
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Retailer 20
October 31, 2026
Retailer 7$977 USD
Retailer 19$1,063 USD
Retailer 13$1,093 USD
Retailer 3$1,134 USD
Retailer 6$1,134 USD
Retailer 16$1,310 USD
Retailer 11$1,448 USD
Retailer 5$1,518 USD
Retailer 2$1,749 USD
Retailer 9$2,125 USD
Retailer 17$2,169 USD
Retailer 18$2,296 USD
Retailer 14$2,303 USD
Retailer 20$3,017 USD
Retailer 4$3,503 USD
Retailer 12$3,580 USD
Retailer 15$3,866 USD
Retailer 10$3,949 USD
Retailer 8$4,087 USD
Brilliant Earth$7,210 USD

38 data points across 20 retailers

21 retailers$977 USD to $7,210 USD

A
Cheapest Retailer
-
$977 USD
A
Retailer 2
-
$1,063 USD
View
A
Retailer 3
-
$1,093 USD
View
Final sale: no returns
A
Retailer 4
-
$1,134 USD
View
Retailer 5
-
$1,134 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$1,310 USD
View
B+
Retailer 7
-
$1,448 USD
View
A
Retailer 8
-
$1,518 USD
View
A
Retailer 9
-
$1,749 USD
£1,377 GBP
View
A
Retailer 10
-
$2,125 USD
View
B+
Retailer 11
-
$2,169 USD
View
Retailer 12
-
$2,236 USD
View
Price last confirmed 11 days ago
Retailer 13
-
$2,296 USD
A$3,532 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
$2,303 USD
ZAR 37,209 ZAR
View
B+
Retailer 15
-
$3,017 USD
View
B
Retailer 16
-
$3,503 USD
View
B
Retailer 17
-
$3,580 USD
View
B+
Retailer 18
-
$3,866 USD
£3,044 GBP
View
B
Retailer 19
-
$3,949 USD
View
B
Retailer 20
-
$4,087 USD
View
Most Expensive
B
Brilliant Earth
20960315A · Oct 30
$7,210 USD
View
20 more retailers have this diamond
Prices start from $977 USDSave up to $6,233 USD

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
5.99ct Heart
$977 USD