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1.02ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG499191799

Shape and cutting style on the report: Round brilliant

Certificate IGI LG499191799

Diamond specifications and retailer prices

From $840 AUD
$590 USD
As of October 30, 2026
Save $3,770 AUD (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,610 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.02ct lab-grown round diamond

This 1.02ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499191799 or 499191799. Listed at 11 retailers as of October 29, 2026, with prices from $840 to $4,610, a $3,770 spread on the same certified stone. MOH London lists it at $4,610. 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

1.02
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499191799
Dimensions6.39 × 6.44 × 3.97 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
6.39 mm6.44 mm1.02 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499191799
Side View
Table 56.5%Crown 35.8°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 61.9%

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: Oct 30
Current: $4,610 AUD|Low: $840 AUD|High: $4,641 AUD|Avg: $1,784 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2$840 AUD
Retailer 4$938 AUD
Retailer 8$1,051 AUD
Retailer 5$1,089 AUD
Retailer 7$1,089 AUD
Retailer 9$1,338 AUD
Retailer 10$1,744 AUD
Retailer 6$1,774 AUD
Retailer 3$2,780 AUD
MOH London$4,610 AUD

16 data points across 10 retailers

11 retailers$840 AUD to $4,610 AUD

A
Cheapest Retailer
-
$840 AUD
$590 USD
A
Retailer 2
-
$938 AUD
$659 USD
View
A
Retailer 3
-
$1,021 AUD
$717 USD
View
A
Retailer 4
-
$1,051 AUD
$738 USD
View
Final sale: no returns
A
Retailer 5
-
$1,089 AUD
$765 USD
View
Retailer 6
-
$1,089 AUD
$765 USD
View
Price last confirmed 14 days ago
A
Retailer 7
-
$1,338 AUD
$940 USD
View
B+
Retailer 8
-
$1,774 AUD
$1,246 USD
View
B
Retailer 9
-
$2,780 AUD
$1,953 USD
View
B
Retailer 10
-
$3,061 AUD
$2,150 USD
View
Most Expensive
B
MOH London
LG499191799 · Oct 29
$4,610 AUD
£2,550 GBP
View
10 more retailers have this diamond
Prices start from $840 AUDSave up to $3,770 AUD

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
1.02ct Round
$840 AUD