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Round|Lab Grown|IGI

1.02ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG830644654

Shape and cutting style on the report: Round brilliant

Certificate IGI LG830644654

Diamond specifications and retailer prices

From $490 NZD
$276 USD
As of October 29, 2026
Save $3,183 NZD (87%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $3,673 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.02ct lab-grown round diamond

This 1.02ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830644654 or 830644654. Listed at 26 retailers as of October 29, 2026, with prices from $490 to $3,673, a $3,183 spread on the same certified stone. Brilliant Earth lists it at $3,673. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830644654
Dimensions6.49 × 6.43 × 3.96 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.49 mm6.43 mm1.02 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830644654
Side View
Table 58.0%Crown 34.2°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
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: Oct 29
Current: $3,673 NZD|Low: $932 NZD|High: $4,170 NZD|Avg: $1,405 NZD|-11.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 8$932 NZD
Retailer 5$959 NZD
Retailer 9$962 NZD
Retailer 10$963 NZD
Retailer 2$966 NZD
Retailer 7$1,013 NZD
Retailer 6$1,043 NZD
Retailer 3$1,066 NZD
Retailer 4$2,445 NZD
Brilliant Earth$3,673 NZD

38 data points across 10 retailers

26 retailers$490 NZD to $3,673 NZD

Retailer 1
-
$490 NZD
$276 USD
Price last confirmed 38 days ago
A
Retailer 2
-
$490 NZD
$276 USD
View
A
Retailer 3
-
$568 NZD
$320 USD
View
A
Retailer 4
-
$594 NZD
$335 USD
View
Final sale: no returns
Retailer 5
-
$600 NZD
$338 USD
View
Price last confirmed 37 days ago
Retailer 6
-
$600 NZD
$338 USD
View
Price last confirmed 45 days ago
A
Retailer 7
-
$607 NZD
$342 USD
View
A
Retailer 8
-
$607 NZD
$342 USD
View
A
Retailer 9
-
$932 NZD
$525 USD
View
A
Retailer 10
-
$959 NZD
€515 EUR
View
A
Retailer 11
-
$962 NZD
$542 USD
View
B+
Retailer 12
-
$963 NZD
$543 USD
View
A
Retailer 13
-
$966 NZD
£429 GBP
View
B+
Retailer 14
-
$1,013 NZD
$571 USD
View
B+
Retailer 15
-
$1,043 NZD
ZAR 9,497 ZAR
View
B+
Retailer 16
-
$1,066 NZD
£473 GBP
View
B+
Retailer 17
-
$1,282 NZD
$723 USD
View
B
Retailer 18
-
$1,952 NZD
$1,100 USD
View
Retailer 19
-
$1,952 NZD
$1,100 USD
View
Price last confirmed 39 days ago
B
Retailer 20
-
$2,041 NZD
$1,151 USD
View
B
Retailer 21
-
$2,112 NZD
CA$1,653 CAD
View
B
Retailer 22
-
$2,150 NZD
$1,212 USD
View
B
Retailer 23
-
$2,445 NZD
£1,085 GBP
View
B
Retailer 24
-
$2,495 NZD
$1,406 USD
View
B
Retailer 25
-
$2,548 NZD
$1,436 USD
View
Most Expensive
B
Brilliant Earth
21454797A · Oct 30
$3,673 NZD
$2,070 USD
View
25 more retailers have this diamond
Prices start from $490 NZDSave up to $3,183 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
1.02ct Round
$490 NZD