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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 $1,249 SGD
$977 USD
As of October 30, 2026
Save $7,968 SGD (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $9,217 SGD 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 $1,249 to $9,217, a $7,968 spread on the same certified stone. Brilliant Earth lists it at $9,217. 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
Colour
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

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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: $9,217 SGD|Low: $1,211 SGD|High: $17,731 SGD|Avg: $3,650 SGD|-48.0%
Brilliant Earth
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
Retailer 20
October 31, 2026
Retailer 7$1,249 SGD
Retailer 19$1,359 SGD
Retailer 13$1,397 SGD
Retailer 3$1,450 SGD
Retailer 6$1,450 SGD
Retailer 16$1,675 SGD
Retailer 11$1,851 SGD
Retailer 5$1,941 SGD
Retailer 2$2,236 SGD
Retailer 9$2,717 SGD
Retailer 17$2,773 SGD
Retailer 18$2,935 SGD
Retailer 14$2,944 SGD
Retailer 20$3,857 SGD
Retailer 4$4,478 SGD
Retailer 12$4,577 SGD
Retailer 15$4,942 SGD
Retailer 10$5,048 SGD
Retailer 8$5,225 SGD
Brilliant Earth$9,217 SGD

38 data points across 20 retailers

21 retailers$1,249 SGD to $9,217 SGD

A
Cheapest Retailer
-
$1,249 SGD
$977 USD
A
Retailer 2
-
$1,359 SGD
$1,063 USD
View
A
Retailer 3
-
$1,397 SGD
$1,093 USD
View
Final sale: no returns
A
Retailer 4
-
$1,450 SGD
$1,134 USD
View
Retailer 5
-
$1,450 SGD
$1,134 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,675 SGD
$1,310 USD
View
B+
Retailer 7
-
$1,851 SGD
$1,448 USD
View
A
Retailer 8
-
$1,941 SGD
$1,518 USD
View
A
Retailer 9
-
$2,236 SGD
£1,377 GBP
View
A
Retailer 10
-
$2,717 SGD
$2,125 USD
View
B+
Retailer 11
-
$2,773 SGD
$2,169 USD
View
Retailer 12
-
$2,859 SGD
$2,236 USD
View
Price last confirmed 11 days ago
Retailer 13
-
$2,935 SGD
A$3,532 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
$2,944 SGD
ZAR 37,209 ZAR
View
B+
Retailer 15
-
$3,857 SGD
$3,017 USD
View
B
Retailer 16
-
$4,478 SGD
$3,503 USD
View
B
Retailer 17
-
$4,577 SGD
$3,580 USD
View
B+
Retailer 18
-
$4,942 SGD
£3,044 GBP
View
B
Retailer 19
-
$5,048 SGD
$3,949 USD
View
B
Retailer 20
-
$5,225 SGD
$4,087 USD
View
Most Expensive
B
Brilliant Earth
20960315A · Oct 30
$9,217 SGD
$7,210 USD
View
20 more retailers have this diamond
Prices start from $1,249 SGDSave up to $7,968 SGD

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
$1,249 SGD