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Marquise|Lab Grown|IGI

1.00ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG831604096

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831604096

Diamond specifications and retailer prices

From $334 CAD
$239 USD
As of October 30, 2026
Save $2,125 CAD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,459 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1ct lab-grown marquise diamond

This 1ct 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 LG831604096 or 831604096. Listed at 22 retailers as of October 30, 2026, with prices from $334 to $2,459, a $2,125 spread on the same certified stone. Brilliant Earth lists it at $2,459. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831604096
Dimensions10.58 × 5.16 × 3.13 mm
L/W Ratio2.05
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
10.58 mm5.16 mm1.00 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831604096
Side View
Table 57.0%Crown 35.4°Girdle: STK-THKPavilion 39.4°Culet: NoneDepth 60.7%

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 30
Current: $2,459 CAD|Low: $334 CAD|High: $3,744 CAD|Avg: $1,124 CAD|-34.1%
Brilliant Earth
Retailer 2
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Retailer 22
October 31, 2026
Retailer 18$334 CAD
Retailer 6$372 CAD
Retailer 4$413 CAD
Retailer 20$427 CAD
Retailer 5$465 CAD
Retailer 12$507 CAD
Retailer 15$542 CAD
Retailer 17$566 CAD
Retailer 16$736 CAD
Retailer 14$761 CAD
Retailer 22$774 CAD
Retailer 2$776 CAD
Retailer 11$880 CAD
Retailer 10$932 CAD
Retailer 13$1,046 CAD
Retailer 8$1,116 CAD
Retailer 9$1,328 CAD
Retailer 3$1,401 CAD
Retailer 21$1,439 CAD
Retailer 7$1,666 CAD
Retailer 19$1,839 CAD
Brilliant Earth$2,459 CAD

16 data points across 22 retailers

22 retailers$334 CAD to $2,459 CAD

A
Cheapest Retailer
-
$334 CAD
$239 USD
A
Retailer 2
-
$372 CAD
$266 USD
View
Final sale: no returns
A
Retailer 3
-
$413 CAD
$296 USD
View
A
Retailer 4
-
$427 CAD
£241 GBP
View
A
Retailer 5
-
$465 CAD
HK$2,600 HKD
View
A
Retailer 6
-
$507 CAD
$363 USD
View
A
Retailer 7
-
$542 CAD
$388 USD
View
A
Retailer 8
-
$566 CAD
$405 USD
View
A
Retailer 9
-
$736 CAD
$527 USD
View
A
Retailer 10
-
$761 CAD
$545 USD
View
A
Retailer 11
-
$774 CAD
$554 USD
View
A
Retailer 12
-
$776 CAD
£437 GBP
View
B+
Retailer 13
-
$880 CAD
€600 EUR
View
B+
Retailer 14
-
$932 CAD
ZAR 10,774 ZAR
View
B+
Retailer 15
-
$1,046 CAD
$749 USD
View
B+
Retailer 16
-
$1,116 CAD
SGD 1,080 SGD
View
B+
Retailer 17
-
$1,328 CAD
$951 USD
View
B+
Retailer 18
-
$1,401 CAD
$1,003 USD
View
B
Retailer 19
-
$1,439 CAD
$1,030 USD
View
B
Retailer 20
-
$1,666 CAD
£939 GBP
View
B
Retailer 21
-
$1,839 CAD
$1,317 USD
View
Most Expensive
B
Brilliant Earth
22154117A · Oct 30
$2,459 CAD
$1,760 USD
View
21 more retailers have this diamond
Prices start from $334 CADSave up to $2,125 CAD

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
1.00ct Marquise
$334 CAD