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Round|Lab Grown|IGI

1.27ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG778645985

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778645985

Diamond specifications and retailer prices

From $574 CAD
$411 USD
As of October 29, 2026
Save $3,393 CAD (86%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,967 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.27ct lab-grown round diamond

This 1.27ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG778645985 or 778645985. Listed at 24 retailers as of October 29, 2026, with prices from $574 to $3,967, a $3,393 spread on the same certified stone. Brilliant Earth lists it at $3,967. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778645985
Dimensions6.96 × 6.99 × 4.24 mm
L/W Ratio1.00
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
6.96 mm6.99 mm1.27 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778645985
Side View
Table 59.0%Crown 34.1°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.8%

Caratlytics Score

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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 29
Current: $3,967 CAD|Low: $552 CAD|High: $3,967 CAD|Avg: $1,428 CAD
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
October 30, 2026
Retailer 16$574 CAD
Retailer 7$644 CAD
Retailer 9$644 CAD
Retailer 3$712 CAD
Retailer 4$712 CAD
Retailer 12$915 CAD
Retailer 6$1,036 CAD
Retailer 14$1,130 CAD
Retailer 2$1,169 CAD
Retailer 10$1,197 CAD
Retailer 11$1,225 CAD
Retailer 15$1,718 CAD
Retailer 17$2,242 CAD
Retailer 5$2,266 CAD
Retailer 8$2,291 CAD
Retailer 13$2,789 CAD
Brilliant Earth$3,967 CAD

41 data points across 17 retailers

24 retailers$574 CAD to $3,967 CAD

A
Cheapest Retailer
-
$574 CAD
$411 USD
A
Retailer 2
-
$644 CAD
$461 USD
View
Final sale: no returns
A
Retailer 3
-
$644 CAD
$461 USD
View
A
Retailer 4
-
$712 CAD
$510 USD
View
A
Retailer 5
-
$712 CAD
$510 USD
View
A
Retailer 6
-
$787 CAD
HK$4,400 HKD
View
A
Retailer 7
-
$915 CAD
$655 USD
View
A
Retailer 8
-
$957 CAD
$685 USD
View
A
Retailer 9
-
$1,036 CAD
$742 USD
View
Retailer 10
-
$1,130 CAD
£637 GBP
View
Price last confirmed 8 days ago
A
Retailer 11
-
$1,157 CAD
$828 USD
View
B+
Retailer 12
-
$1,169 CAD
£659 GBP
View
B+
Retailer 13
-
$1,197 CAD
€816 EUR
View
B+
Retailer 14
-
$1,225 CAD
ZAR 14,163 ZAR
View
B+
Retailer 15
-
$1,718 CAD
$1,230 USD
View
Retailer 16
-
$1,840 CAD
$1,317 USD
View
Price last confirmed 28 days ago
Retailer 17
-
$2,242 CAD
$1,605 USD
View
Price last confirmed 23 days ago
B
Retailer 18
-
$2,266 CAD
SGD 2,192 SGD
View
B
Retailer 19
-
$2,291 CAD
$1,640 USD
View
B
Retailer 20
-
$2,339 CAD
$1,675 USD
View
B
Retailer 21
-
$2,610 CAD
$1,868 USD
View
B
Retailer 22
-
$2,619 CAD
$1,875 USD
View
B+
Retailer 23
-
$2,789 CAD
£1,572 GBP
View
Most Expensive
B
Brilliant Earth
18991345A · Oct 29
$3,967 CAD
$2,840 USD
View
23 more retailers have this diamond
Prices start from $574 CADSave up to $3,393 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
1.27ct Round
$574 CAD