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Round|Lab Grown|IGI

2.09ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG618458038

Shape and cutting style on the report: Round brilliant

Certificate IGI LG618458038

Diamond specifications and retailer prices

From $544 NZD
As of November 1, 2026
Save $3,120 NZD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,665 NZD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 2.09ct lab-grown round diamond

This 2.09ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG618458038 or 618458038. Listed at 16 retailers as of November 1, 2026, with prices from $544 to $3,665, a $3,120 spread on the same certified stone. Brilliant Earth lists it at $3,665. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.09
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618458038
Dimensions8.29 × 8.24 × 5.03 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.29 mm8.24 mm2.09 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618458038
Side View
Table 57.0%Crown 34°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.9%

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: Nov 1
Current: $3,665 NZD|Low: $521 NZD|High: $3,736 NZD|Avg: $1,365 NZD|-1.9%
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
November 3, 2026
Retailer 15$544 NZD
Retailer 16$608 NZD
Retailer 4$632 NZD
Retailer 3$674 NZD
Retailer 5$674 NZD
Retailer 14$980 NZD
Retailer 12$1,058 NZD
Retailer 6$1,101 NZD
Retailer 2$1,117 NZD
Retailer 8$1,176 NZD
Retailer 10$1,185 NZD
Retailer 9$1,734 NZD
Retailer 13$2,081 NZD
Retailer 7$2,167 NZD
Retailer 11$2,700 NZD
Brilliant Earth$3,665 NZD

42 data points across 16 retailers

16 retailers$544 NZD to $3,665 NZD

A
Cheapest Retailer
-
$544 NZD
A
Retailer 2
-
$632 NZD
View
A
Retailer 3
-
$674 NZD
View
Retailer 4
-
$674 NZD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$1,058 NZD
View
B+
Retailer 6
-
$1,101 NZD
View
A
Retailer 7
-
$1,117 NZD
View
A
Retailer 8
-
$1,176 NZD
View
A
Retailer 9
-
$1,185 NZD
View
A
Retailer 10
-
$1,185 NZD
View
B+
Retailer 11
-
$1,734 NZD
View
B+
Retailer 12
-
$2,081 NZD
View
B
Retailer 13
-
$2,167 NZD
View
B
Retailer 14
-
$2,250 NZD
View
B
Retailer 15
-
$2,700 NZD
View
Most Expensive
B
Brilliant Earth
14981723A · Nov 3
$3,665 NZD
$2,060 USD
View
15 more retailers have this diamond
Prices start from $544 NZDSave up to $3,120 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
2.09ct Round
$544 NZD