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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 $287 USD
As of October 29, 2026
Save $2,193 USD (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,480 USD at Brilliant Earth · As of October 28, 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 October 28, 2026, with prices from $287 to $2,480, a $2,193 spread on the same certified stone. Brilliant Earth lists it at $2,480. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $522 USD|Low: $287 USD|High: $1,469 USD|Avg: $685 USD|-12.7%
Retailer 1
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
October 29, 2026
Retailer 7$287 USD
Retailer 10$287 USD
Retailer 6$331 USD
Retailer 5$352 USD
Retailer 9$358 USD
Retailer 13$371 USD
Retailer 15$455 USD
Retailer 2$460 USD
Retailer 1$522 USD
Retailer 16$581 USD
Retailer 17$591 USD
Retailer 14$824 USD
Retailer 12$858 USD
Retailer 3$1,045 USD
Retailer 8$1,151 USD
Retailer 11$1,287 USD
Retailer 4$1,372 USD

22 data points across 17 retailers

18 retailers$287 USD to $2,480 USD

A+
Cheapest Retailer
-
$287 USD
Final sale: no returns
A+
Retailer 2
-
$287 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$331 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
$352 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$358 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
$371 USD
HK$2,900 HKD
View
A
Retailer 7
-
$455 USD
View
A
Retailer 8
-
$460 USD
View
A
Retailer 9
-
$522 USD
€497 EUR
View
A
Retailer 10
-
$581 USD
ZAR 9,393 ZAR
View
A
Retailer 11
-
$591 USD
£466 GBP
View
B+
Retailer 12
-
$824 USD
A$1,267 AUD
View
B+
Retailer 13
-
$858 USD
SGD 1,159 SGD
View
B+
Retailer 14
-
$1,045 USD
View
B+
Retailer 15
-
$1,151 USD
View
Price last confirmed 16 days ago
B+
Retailer 16
-
$1,287 USD
£1,013 GBP
View
B
Retailer 17
-
$1,372 USD
£1,080 GBP
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
21062199A · Oct 28
$2,480 USD
View
17 more retailers have this diamond
Prices start from $287 USDSave up to $2,193 USD

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
$287 USD