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Round|Lab Grown|IGI

1.81ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG778645789

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778645789

Diamond specifications and retailer prices

From $3,060 CAD
$2,186 USD
As of October 29, 2026
Save $3,465 CAD (53%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $12,405 CAD at Taylor and Hart · As of October 27, 2026
View at Taylor and Hart

About this 1.81ct lab-grown round diamond

This 1.81ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG778645789 or 778645789. Listed at 21 retailers as of October 29, 2026, with a 113% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778645789
Dimensions7.83 × 7.87 × 4.75 mm
L/W Ratio1.01
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
7.83 mm7.87 mm1.81 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778645789
Side View
Table 57.0%Crown 33.4°Girdle: MediumPavilion 40.4°Culet: NoneDepth 60.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $6,525 CAD|Low: $2,938 CAD|High: $11,876 CAD|Avg: $5,697 CAD|+2.4%
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
October 29, 2026
Retailer 16$3,060 CAD
Retailer 7$3,328 CAD
Retailer 10$3,425 CAD
Retailer 3$3,549 CAD
Retailer 6$3,638 CAD
Retailer 14$3,779 CAD
Retailer 9$4,851 CAD
Retailer 8$4,879 CAD
Retailer 15$5,067 CAD
Retailer 2$5,074 CAD
Retailer 12$6,231 CAD
Retailer 1$6,525 CAD
Retailer 13$8,999 CAD
Retailer 4$9,477 CAD
Retailer 11$9,680 CAD
Retailer 5$11,876 CAD

44 data points across 16 retailers

21 retailers$3,060 CAD to $6,525 CAD

B+
Cheapest Retailer
-
$3,060 CAD
$2,186 USD
B+
Retailer 2
-
$3,328 CAD
$2,378 USD
View
B+
Retailer 3
-
$3,425 CAD
$2,447 USD
View
Final sale: no returns
B+
Retailer 4
-
$3,549 CAD
$2,536 USD
View
Price last confirmed 18 days ago
B+
Retailer 5
-
$3,549 CAD
$2,536 USD
View
B+
Retailer 6
-
$3,638 CAD
$2,599 USD
View
B+
Retailer 7
-
$3,779 CAD
$2,700 USD
View
B
Retailer 8
-
$4,103 CAD
HK$22,900 HKD
View
B+
Retailer 9
-
$4,851 CAD
£2,729 GBP
View
B
Retailer 10
-
$4,879 CAD
$3,486 USD
View
B
Retailer 11
-
$5,067 CAD
$3,620 USD
View
B
Retailer 12
-
$5,074 CAD
$3,625 USD
View
B
Retailer 13
-
$6,231 CAD
€4,240 EUR
View
B
Retailer 14
-
$6,525 CAD
ZAR 75,313 ZAR
View
B
Retailer 15
-
$8,999 CAD
$6,430 USD
View
Price under review
B
Retailer 16
-
$9,477 CAD
$6,771 USD
View
Price under review
B
Retailer 17
-
$9,680 CAD
£5,446 GBP
View
Price under review
B
Retailer 18
-
$10,541 CAD
$7,531 USD
View
Price under review
B
Retailer 19
-
$11,876 CAD
SGD 11,467 SGD
View
Price under review
Most Expensive
B
Taylor and Hart
YDU2Y3X · Oct 27
$12,405 CAD
$8,863 USD
View
Price under review
19 more retailers have this diamond
Prices start from $3,060 CADSave up to $3,465 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.

B+
1.81ct Round
$3,060 CAD