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Marquise|Lab Grown|IGI

1.02ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG828664428

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG828664428

Diamond specifications and retailer prices

From $496 NZD
As of November 5, 2026
Save $2,581 NZD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,077 NZD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.02ct lab-grown marquise diamond

This 1.02ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG828664428 or 828664428. Listed at 18 retailers as of November 3, 2026, with prices from $496 to $3,077, a $2,581 spread on the same certified stone. Brilliant Earth lists it at $3,077. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828664428
Dimensions10.26 × 5.20 × 3.25 mm
L/W Ratio1.97
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
10.26 mm5.20 mm1.02 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828664428
Side View
Table 59.0%Crown 36.9°Girdle: MED-STKPavilion 39°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A+
Exceptional
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: $3,077 NZD|Low: $496 NZD|High: $3,255 NZD|Avg: $1,257 NZD|-5.5%
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 5, 2026
Retailer 17$496 NZD
Retailer 8$511 NZD
Retailer 7$589 NZD
Retailer 16$614 NZD
Retailer 6$626 NZD
Retailer 12$836 NZD
Retailer 11$923 NZD
Retailer 4$927 NZD
Retailer 15$952 NZD
Retailer 2$1,039 NZD
Retailer 13$1,350 NZD
Retailer 3$1,482 NZD
Retailer 14$1,694 NZD
Retailer 9$2,048 NZD
Retailer 10$2,202 NZD
Retailer 5$2,439 NZD
Brilliant Earth$3,077 NZD

25 data points across 17 retailers

18 retailers$496 NZD to $3,077 NZD

A+
Cheapest Retailer
-
$496 NZD
Final sale: no returns
Retailer 2
-
$511 NZD
View
Price last confirmed 23 days ago
Retailer 3
-
$589 NZD
View
Price last confirmed 21 days ago
A
Retailer 4
-
$614 NZD
View
Retailer 5
-
$626 NZD
View
Price last confirmed 21 days ago
Retailer 6
-
$637 NZD
View
Price last confirmed 24 days ago
A
Retailer 7
-
$836 NZD
View
A
Retailer 8
-
$923 NZD
View
A
Retailer 9
-
$927 NZD
View
A
Retailer 10
-
$952 NZD
View
A
Retailer 11
-
$1,039 NZD
View
B+
Retailer 12
-
$1,350 NZD
View
B+
Retailer 13
-
$1,482 NZD
View
B+
Retailer 14
-
$1,694 NZD
View
Retailer 15
-
$2,048 NZD
View
Price last confirmed 23 days ago
B+
Retailer 16
-
$2,202 NZD
View
Retailer 17
-
$2,439 NZD
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
21062199A · Nov 3
$3,077 NZD
$1,730 USD
View
17 more retailers have this diamond
Prices start from $496 NZDSave up to $2,581 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 Marquise
$496 NZD