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Round|Lab Grown|IGI

1.29ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG783659904

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783659904

Diamond specifications and retailer prices

From $501 CAD
$359 USD
As of October 29, 2026
Save $2,264 CAD (82%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,766 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.29ct lab-grown round diamond

This 1.29ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG783659904 or 783659904. Listed at 25 retailers as of October 29, 2026, with prices from $501 to $2,766, a $2,264 spread on the same certified stone. Brilliant Earth lists it at $2,766. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783659904
Dimensions6.95 × 7.00 × 4.29 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
6.95 mm7.00 mm1.29 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783659904
Side View
Table 58.0%Crown 34.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.5%

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 29
Current: $2,766 CAD|Low: $495 CAD|High: $3,674 CAD|Avg: $1,490 CAD|-24.7%
Brilliant Earth
Retailer 2
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Retailer 24
October 31, 2026
Retailer 17$501 CAD
Retailer 12$562 CAD
Retailer 7$581 CAD
Retailer 4$622 CAD
Retailer 11$622 CAD
Retailer 24$831 CAD
Retailer 14$835 CAD
Retailer 9$964 CAD
Retailer 2$1,000 CAD
Retailer 21$1,033 CAD
Retailer 22$1,069 CAD
Retailer 18$1,118 CAD
Retailer 5$1,161 CAD
Retailer 19$1,510 CAD
Retailer 3$1,553 CAD
Retailer 13$1,738 CAD
Retailer 23$1,956 CAD
Retailer 16$1,982 CAD
Retailer 6$1,999 CAD
Retailer 10$2,056 CAD
Retailer 15$2,376 CAD
Retailer 20$2,443 CAD
Retailer 8$2,449 CAD
Brilliant Earth$2,766 CAD

28 data points across 24 retailers

25 retailers$501 CAD to $2,766 CAD

A
Cheapest Retailer
-
$501 CAD
$359 USD
A
Retailer 2
-
$562 CAD
$402 USD
View
Final sale: no returns
A
Retailer 3
-
$581 CAD
$416 USD
View
A
Retailer 4
-
$622 CAD
$445 USD
View
A
Retailer 5
-
$622 CAD
$445 USD
View
A
Retailer 6
-
$831 CAD
$595 USD
View
A
Retailer 7
-
$835 CAD
$598 USD
View
A
Retailer 8
-
$964 CAD
$690 USD
View
A
Retailer 9
-
$1,000 CAD
€682 EUR
View
A
Retailer 10
-
$1,033 CAD
A$1,138 AUD
View
A
Retailer 11
-
$1,069 CAD
ZAR 12,359 ZAR
View
A
Retailer 12
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$1,118 CAD
£630 GBP
View
A
Retailer 13
-
$1,161 CAD
$831 USD
View
B+
Retailer 14
-
$1,510 CAD
A$1,663 AUD
View
B+
Retailer 15
-
$1,553 CAD
$1,112 USD
View
B+
Retailer 16
-
$1,738 CAD
A$1,914 AUD
View
Retailer 17
-
$1,873 CAD
$1,341 USD
View
Price last confirmed 9 days ago
B+
Retailer 18
-
$1,956 CAD
$1,400 USD
View
B+
Retailer 19
-
$1,982 CAD
SGD 1,917 SGD
View
B+
Retailer 20
-
$1,999 CAD
$1,431 USD
View
B+
Retailer 21
-
$2,056 CAD
$1,472 USD
View
B+
Retailer 22
-
$2,376 CAD
$1,701 USD
View
B+
Retailer 23
-
$2,443 CAD
£1,377 GBP
View
B+
Retailer 24
-
$2,449 CAD
$1,753 USD
View
Most Expensive
B
Brilliant Earth
18278646A · Oct 30
$2,766 CAD
$1,980 USD
View
24 more retailers have this diamond
Prices start from $501 CADSave up to $2,264 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
1.29ct Round
$501 CAD