Radiant|Lab Grown|IGI

1.27ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG799643975

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG799643975

Diamond specifications and retailer prices

From $453 CAD
$324 USD
As of November 1, 2026
Save $2,439 CAD (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,485 CAD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.27ct lab-grown radiant diamond

This 1.27ct lab-grown radiant 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 LG799643975 or 799643975. Listed at 21 retailers as of October 31, 2026, with a 539% 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

1.27
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.7°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799643975
Dimensions7.66 × 5.58 × 3.56 mm
L/W Ratio1.37
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
7.66 mm5.58 mm1.27 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799643975
Side View
Table 65.0%Crown 44.7°Girdle: MediumPavilion 36.3°Culet: NoneDepth 63.8%

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: Nov 1
Current: $3,485 CAD|Low: $419 CAD|High: $4,749 CAD|Avg: $1,658 CAD|-0.6%
Rare Carat
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
November 2, 2026
Retailer 11$453 CAD
Retailer 8$623 CAD
Retailer 14$719 CAD
Retailer 3$770 CAD
Retailer 10$799 CAD
Retailer 16$816 CAD
Retailer 13$887 CAD
Retailer 2$889 CAD
Retailer 5$1,178 CAD
Retailer 17$1,425 CAD
Retailer 4$1,562 CAD
Retailer 7$1,754 CAD
Retailer 12$1,857 CAD
Retailer 6$1,964 CAD
Retailer 9$2,427 CAD
Retailer 15$2,892 CAD
Rare Carat$3,485 CAD

30 data points across 17 retailers

21 retailers$453 CAD to $2,892 CAD

A
Cheapest Retailer
-
$453 CAD
$324 USD
Final sale: no returns
Retailer 2
-
$482 CAD
$345 USD
View
Price last confirmed 31 days ago
Retailer 3
-
$583 CAD
$417 USD
View
Price last confirmed 35 days ago
Retailer 4
-
$623 CAD
$446 USD
View
Price last confirmed 30 days ago
A
Retailer 5
-
$719 CAD
$515 USD
View
A
Retailer 6
-
$770 CAD
$551 USD
View
A
Retailer 7
-
$799 CAD
ZAR 9,246 ZAR
View
A
Retailer 8
-
$816 CAD
$584 USD
View
A
Retailer 9
-
$887 CAD
€605 EUR
View
A
Retailer 10
-
$889 CAD
£501 GBP
View
B+
Retailer 11
-
$1,178 CAD
$843 USD
View
Retailer 12
-
$1,419 CAD
$1,016 USD
View
Price last confirmed 27 days ago
B+
Retailer 13
-
$1,425 CAD
$1,020 USD
View
B+
Retailer 14
-
$1,562 CAD
$1,118 USD
View
B+
Retailer 15
-
$1,754 CAD
SGD 1,697 SGD
View
B+
Retailer 16
-
$1,857 CAD
£1,047 GBP
View
B
Retailer 17
-
$1,964 CAD
$1,406 USD
View
Retailer 18
-
$2,003 CAD
$1,434 USD
View
Price last confirmed 32 days ago
B
Retailer 19
-
$2,892 CAD
$2,070 USD
View
Retailer 20
-
$3,450 CAD
$2,470 USD
View
Price last confirmed 14 days ago
Most Expensive
Rare Carat
7388-U_l_800679998 · Oct 18
$3,485 CAD
$2,495 USD
View
Price last confirmed 14 days ago
20 more retailers have this diamond
Prices start from $453 CADSave up to $2,439 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 Radiant
$453 CAD