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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 $1,733 NZD
$977 USD
As of October 30, 2026
Save $11,059 NZD (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $12,793 NZD 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 $1,733 to $12,793, a $11,059 spread on the same certified stone. Brilliant Earth lists it at $12,793. 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

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: $12,793 NZD|Low: $1,680 NZD|High: $24,610 NZD|Avg: $5,060 NZD|-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$1,733 NZD
Retailer 19$1,886 NZD
Retailer 2$1,943 NZD
Retailer 3$2,012 NZD
Retailer 6$2,012 NZD
Retailer 17$2,324 NZD
Retailer 11$2,569 NZD
Retailer 5$2,693 NZD
Retailer 14$3,103 NZD
Retailer 9$3,770 NZD
Retailer 18$3,848 NZD
Retailer 13$4,077 NZD
Retailer 15$4,087 NZD
Retailer 20$5,353 NZD
Retailer 4$6,216 NZD
Retailer 12$6,352 NZD
Retailer 16$6,859 NZD
Retailer 10$7,007 NZD
Retailer 8$7,252 NZD
Brilliant Earth$12,793 NZD

38 data points across 20 retailers

21 retailers$1,733 NZD to $12,793 NZD

A
Cheapest Retailer
-
$1,733 NZD
$977 USD
A
Retailer 2
-
$1,886 NZD
$1,063 USD
View
A
Retailer 3
-
$1,943 NZD
$1,095 USD
View
Final sale: no returns
A
Retailer 4
-
$2,012 NZD
$1,134 USD
View
Retailer 5
-
$2,012 NZD
$1,134 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$2,324 NZD
$1,310 USD
View
B+
Retailer 7
-
$2,569 NZD
$1,448 USD
View
A
Retailer 8
-
$2,693 NZD
$1,518 USD
View
A
Retailer 9
-
$3,103 NZD
£1,377 GBP
View
A
Retailer 10
-
$3,770 NZD
$2,125 USD
View
B+
Retailer 11
-
$3,848 NZD
$2,169 USD
View
Retailer 12
-
$3,967 NZD
$2,236 USD
View
Price last confirmed 12 days ago
B+
Retailer 13
-
$4,077 NZD
A$3,535 AUD
View
B+
Retailer 14
-
$4,087 NZD
ZAR 37,209 ZAR
View
B+
Retailer 15
-
$5,353 NZD
$3,017 USD
View
B
Retailer 16
-
$6,216 NZD
$3,503 USD
View
B
Retailer 17
-
$6,352 NZD
$3,580 USD
View
B+
Retailer 18
-
$6,859 NZD
£3,044 GBP
View
B
Retailer 19
-
$7,007 NZD
$3,949 USD
View
B
Retailer 20
-
$7,252 NZD
$4,087 USD
View
Most Expensive
B
Brilliant Earth
20960315A · Oct 30
$12,793 NZD
$7,210 USD
View
20 more retailers have this diamond
Prices start from $1,733 NZDSave up to $11,059 NZD

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
$1,733 NZD