CaratHunter
Plans
Marquise|Lab Grown|IGI

1.02ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG790611717

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790611717

Diamond specifications and retailer prices

From $334 USD
As of November 4, 2026
Save $2,396 USD (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,730 USD at Brilliant Earth · As of November 4, 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790611717 or 790611717. Listed at 23 retailers as of November 4, 2026, with prices from $334 to $2,730, a $2,396 spread on the same certified stone. Brilliant Earth lists it at $2,730. 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
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611717
Dimensions10.07 × 5.31 × 3.33 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizePointed
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
10.07 mm5.31 mm1.02 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611717
Side View
Table 59.0%Crown 35.2°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.7%

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 4
Current: $426 USD|Low: $334 USD|High: $1,717 USD|Avg: $840 USD|-5.8%
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 4, 2026
Retailer 14$334 USD
Retailer 10$374 USD
Retailer 2$388 USD
Retailer 6$415 USD
Retailer 9$415 USD
Retailer 1$426 USD
Retailer 18$460 USD
Retailer 19$570 USD
Retailer 4$604 USD
Retailer 5$651 USD
Retailer 17$669 USD
Retailer 8$671 USD
Retailer 15$715 USD
Retailer 12$735 USD
Retailer 13$1,104 USD
Retailer 21$1,216 USD
Retailer 20$1,333 USD
Retailer 7$1,376 USD
Retailer 3$1,615 USD
Retailer 11$1,622 USD
Retailer 16$1,662 USD

30 data points across 21 retailers

23 retailers$334 USD to $2,730 USD

A+
Cheapest Retailer
-
$334 USD
A
Retailer 2
-
$374 USD
View
Final sale: no returns
A
Retailer 3
-
$388 USD
View
Retailer 4
-
$415 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$415 USD
View
A
Retailer 6
-
$426 USD
View
A
Retailer 7
-
$460 USD
View
A
Retailer 8
-
$570 USD
View
A
Retailer 9
-
$604 USD
View
A
Retailer 10
-
$651 USD
View
Retailer 11
-
$669 USD
View
Price last confirmed 9 days ago
A
Retailer 12
-
$671 USD
View
B+
Retailer 13
-
$715 USD
View
B+
Retailer 14
-
$735 USD
View
B+
Retailer 15
-
$1,104 USD
View
B
Retailer 16
-
$1,216 USD
View
B+
Retailer 17
-
$1,333 USD
View
B+
Retailer 18
-
$1,376 USD
View
B
Retailer 19
-
$1,615 USD
View
B
Retailer 20
-
$1,622 USD
View
B
Retailer 21
-
$1,662 USD
View
Retailer 22
-
$2,010 USD
View
Price last confirmed 22 days ago
Most Expensive
B
Brilliant Earth
19074303A · Nov 4
$2,730 USD
View
22 more retailers have this diamond
Prices start from $334 USDSave up to $2,396 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
$334 USD