CaratHunter
Plans
Round|Lab Grown|IGI

2.05ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG743506975

Shape and cutting style on the report: Round brilliant

Certificate IGI LG743506975

Diamond specifications and retailer prices

From $551 NZD
As of November 5, 2026
Save $4,038 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 LG743506975 or 743506975. Listed at 17 retailers as of November 5, 2026, with prices from $551 to $4,590, a $4,038 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 angle35.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743506975
Dimensions8.13 × 8.08 × 5.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.13 mm8.08 mm2.05 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743506975
Side View
Table 58.0%Crown 35.1°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.7%

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 5
Current: $4,590 NZD|Low: $452 NZD|High: $4,590 NZD|Avg: $1,427 NZD|+0.4%
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
November 6, 2026
Retailer 17$551 NZD
Retailer 9$640 NZD
Retailer 3$683 NZD
Retailer 4$683 NZD
Retailer 15$961 NZD
Retailer 10$982 NZD
Retailer 7$1,114 NZD
Retailer 14$1,119 NZD
Retailer 6$1,151 NZD
Retailer 5$1,181 NZD
Retailer 2$1,201 NZD
Retailer 13$1,236 NZD
Retailer 12$2,019 NZD
Retailer 16$2,101 NZD
Retailer 8$2,199 NZD
Retailer 11$2,732 NZD
Brilliant Earth$4,590 NZD

35 data points across 17 retailers

17 retailers$551 NZD to $4,590 NZD

A
Cheapest Retailer
-
$551 NZD
A
Retailer 2
-
$640 NZD
View
Retailer 3
-
$683 NZD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$683 NZD
View
A
Retailer 5
-
$961 NZD
View
A
Retailer 6
-
$982 NZD
View
B+
Retailer 7
-
$1,114 NZD
View
A
Retailer 8
-
$1,119 NZD
View
A
Retailer 9
-
$1,151 NZD
View
A
Retailer 10
-
$1,181 NZD
View
A
Retailer 11
-
$1,201 NZD
View
Retailer 12
-
$1,236 NZD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$2,019 NZD
View
B
Retailer 14
-
$2,101 NZD
View
B
Retailer 15
-
$2,199 NZD
View
B
Retailer 16
-
$2,732 NZD
View
Most Expensive
B
Brilliant Earth
16515657A · Nov 5
$4,590 NZD
$2,580 USD
View
16 more retailers have this diamond
Prices start from $551 NZDSave up to $4,038 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
$551 NZD