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Round|Lab Grown|IGI

2.05ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG559255934

Shape and cutting style on the report: Round brilliant

Certificate IGI LG559255934

Diamond specifications and retailer prices

From $539 NZD
As of November 5, 2026
Save $4,051 NZD (88%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,590 NZD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 2.05ct lab-grown round diamond

This 2.05ct 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 LG559255934 or 559255934. Listed at 17 retailers as of November 5, 2026, with prices from $539 to $4,590, a $4,051 spread on the same certified stone. Brilliant Earth lists it at $4,590. 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

2.05
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG559255934
Dimensions8.20 × 8.17 × 4.98 mm
L/W Ratio1.00
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
8.20 mm8.17 mm2.05 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG559255934
Side View
Table 59.0%Crown 33.6°Girdle: MED-STKPavilion 41°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 5
Current: $4,590 NZD|Low: $539 NZD|High: $4,732 NZD|Avg: $1,612 NZD|-3.0%
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
November 5, 2026
Retailer 12$539 NZD
Retailer 3$603 NZD
Retailer 13$669 NZD
Retailer 11$898 NZD
Retailer 9$943 NZD
Retailer 8$1,078 NZD
Retailer 4$1,146 NZD
Retailer 6$1,171 NZD
Retailer 10$1,678 NZD
Retailer 7$2,001 NZD
Retailer 5$2,231 NZD
Retailer 2$2,670 NZD
Brilliant Earth$4,590 NZD

44 data points across 13 retailers

17 retailers$539 NZD to $4,590 NZD

A
Cheapest Retailer
-
$539 NZD
A
Retailer 2
-
$603 NZD
View
Final sale: no returns
A
Retailer 3
-
$624 NZD
View
Retailer 4
-
$669 NZD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$669 NZD
View
B+
Retailer 6
-
$898 NZD
View
A
Retailer 7
-
$943 NZD
View
A
Retailer 8
-
$1,078 NZD
View
A
Retailer 9
-
$1,146 NZD
View
A
Retailer 10
-
$1,171 NZD
View
B+
Retailer 11
-
$1,678 NZD
View
B+
Retailer 12
-
$2,001 NZD
View
B
Retailer 13
-
$2,147 NZD
View
B
Retailer 14
-
$2,231 NZD
View
B
Retailer 15
-
$2,670 NZD
View
Most Expensive
B
Brilliant Earth
21311940A · Nov 5
$4,590 NZD
$2,580 USD
View
15 more retailers have this diamond
Prices start from $539 NZDSave up to $4,051 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
2.05ct Round
$539 NZD