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Heart|Lab Grown|IGI

3.09ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG821697186

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG821697186

Diamond specifications and retailer prices

From $976 NZD
As of November 2, 2026
Save $4,075 NZD (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $11,888 NZD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.09ct lab-grown heart diamond

This 3.09ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821697186 or 821697186. Listed at 21 retailers as of November 2, 2026, with a 418% 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

3.09
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821697186
Dimensions9.96 × 9.41 × 5.93 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.96 mm9.41 mm3.09 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821697186
Side View
Table 55.0%Crown 34°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 59.5%

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: Nov 2
Current: $1,470 NZD|Low: $976 NZD|High: $5,441 NZD|Avg: $2,422 NZD|-0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 10
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Retailer 12
Retailer 13
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Retailer 17
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Retailer 19
Retailer 20
November 5, 2026
Retailer 8$976 NZD
Retailer 3$1,111 NZD
Retailer 14$1,111 NZD
Retailer 9$1,210 NZD
Retailer 10$1,210 NZD
Retailer 1$1,470 NZD
Retailer 12$1,537 NZD
Retailer 11$1,851 NZD
Retailer 2$1,865 NZD
Retailer 4$1,898 NZD
Retailer 17$1,900 NZD
Retailer 7$2,556 NZD
Retailer 6$2,626 NZD
Retailer 13$2,643 NZD
Retailer 18$3,177 NZD
Retailer 16$3,238 NZD
Retailer 20$3,963 NZD
Retailer 15$3,994 NZD
Retailer 19$4,169 NZD
Retailer 5$5,051 NZD

30 data points across 20 retailers

21 retailers$976 NZD to $5,051 NZD

A
Cheapest Retailer
-
$976 NZD
A
Retailer 2
-
$1,111 NZD
View
A
Retailer 3
-
$1,111 NZD
View
Final sale: no returns
A
Retailer 4
-
$1,210 NZD
View
Retailer 5
-
$1,210 NZD
View
Price last confirmed 22 days ago
A
Retailer 6
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$1,470 NZD
View
A
Retailer 7
-
$1,537 NZD
View
A
Retailer 8
-
$1,851 NZD
View
A
Retailer 9
-
$1,865 NZD
View
A
Retailer 10
-
$1,898 NZD
View
A
Retailer 11
-
$1,900 NZD
View
Retailer 12
-
$2,556 NZD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$2,626 NZD
View
B+
Retailer 14
-
$2,643 NZD
View
B+
Retailer 15
-
$3,177 NZD
View
B+
Retailer 16
-
$3,238 NZD
View
B+
Retailer 17
-
$3,963 NZD
View
B+
Retailer 18
-
$3,994 NZD
View
B+
Retailer 19
-
$4,169 NZD
View
B
Retailer 20
-
$5,051 NZD
View
Most Expensive
Brilliant Earth
20749791A · Oct 28
$11,888 NZD
$6,590 USD
View
Price under review
20 more retailers have this diamond
Prices start from $976 NZDSave up to $4,075 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
3.09ct Heart
$976 NZD