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Round|Lab Grown|IGI

1.93ct H SI2 Round Lab Grown Diamond

ID • H/SI2 • IGI LG579399502

Shape and cutting style on the report: Round brilliant

Certificate IGI LG579399502

Diamond specifications and retailer prices

From $293 NZD
$165 USD
As of November 1, 2026
Save $2,191 NZD (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,484 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.93ct lab-grown round diamond

This 1.93ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG579399502 or 579399502. Listed at 10 retailers as of October 31, 2026, with prices from $293 to $2,484, a $2,191 spread on the same certified stone. Brilliant Earth lists it at $2,484. 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

1.93
Carat
H
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579399502
Dimensions8.05 × 8.03 × 4.86 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.05 mm8.03 mm1.93 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG579399502
Side View
Table 57.0%Crown 33.3°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.4%

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: $2,484 NZD|Low: $321 NZD|High: $2,555 NZD|Avg: $1,137 NZD|-2.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 7$321 NZD
Retailer 8$366 NZD
Retailer 3$458 NZD
Retailer 5$653 NZD
Retailer 9$1,146 NZD
Retailer 6$1,194 NZD
Retailer 4$1,235 NZD
Retailer 2$1,877 NZD
Brilliant Earth$2,484 NZD

26 data points across 9 retailers

10 retailers$293 NZD to $2,484 NZD

A
Cheapest Retailer
-
$293 NZD
$165 USD
Retailer 2
-
$321 NZD
$181 USD
View
Price last confirmed 22 days ago
Retailer 3
-
$373 NZD
$210 USD
View
Price last confirmed 19 days ago
A
Retailer 4
-
$458 NZD
£203 GBP
View
B+
Retailer 5
-
$653 NZD
$368 USD
View
A
Retailer 6
-
$1,194 NZD
$673 USD
View
A
Retailer 7
-
$1,235 NZD
$696 USD
View
Retailer 8
-
$1,414 NZD
$797 USD
View
Price last confirmed 25 days ago
A
Retailer 9
-
$1,877 NZD
£833 GBP
View
Most Expensive
B+
Brilliant Earth
7406302Y · Oct 31
$2,484 NZD
$1,400 USD
View
9 more retailers have this diamond
Prices start from $293 NZDSave up to $2,191 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
1.93ct Round
$293 NZD