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Radiant|Lab Grown|IGI

2.78ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG724573630

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

Certificate IGI LG724573630

Diamond specifications and retailer prices

From $1,235 CAD
$884 USD
As of October 30, 2026
Save $9,731 CAD (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $10,966 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 2.78ct lab-grown radiant diamond

This 2.78ct lab-grown radiant sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG724573630 or 724573630. Listed at 23 retailers as of October 29, 2026, with prices from $1,235 to $10,966, a $9,731 spread on the same certified stone. Do Amore Diamonds lists it at $10,966. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.78
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.4°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724573630
Dimensions9.91 × 7.10 × 4.72 mm
L/W Ratio1.40
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
9.91 mm7.10 mm2.78 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG724573630
Side View
Table 62.0%Crown 40.4°Girdle: MED-STKPavilion 36.9°Culet: NoneDepth 66.5%

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 30
Current: $10,966 CAD|Low: $1,235 CAD|High: $12,474 CAD|Avg: $3,694 CAD|-12.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 11
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Retailer 19
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Retailer 22
October 30, 2026
Retailer 3$1,235 CAD
Retailer 22$1,342 CAD
Retailer 12$1,380 CAD
Retailer 6$1,432 CAD
Retailer 21$1,613 CAD
Retailer 13$1,745 CAD
Retailer 9$1,905 CAD
Retailer 4$2,299 CAD
Retailer 16$2,437 CAD
Retailer 7$2,961 CAD
Retailer 20$3,042 CAD
Retailer 10$3,255 CAD
Retailer 19$3,748 CAD
Retailer 17$4,077 CAD
Retailer 8$4,364 CAD
Retailer 5$4,478 CAD
Retailer 18$5,367 CAD
Retailer 14$5,589 CAD
Retailer 11$5,627 CAD
Retailer 15$6,153 CAD
Retailer 2$10,002 CAD
Do Amore Diamonds$10,966 CAD

31 data points across 22 retailers

23 retailers$1,235 CAD to $10,966 CAD

A
Cheapest Retailer
-
$1,235 CAD
$884 USD
A
Retailer 2
-
$1,342 CAD
$961 USD
View
A
Retailer 3
-
$1,380 CAD
$988 USD
View
Final sale: no returns
A
Retailer 4
-
$1,432 CAD
$1,025 USD
View
A
Retailer 5
-
$1,613 CAD
$1,155 USD
View
A
Retailer 6
-
$1,745 CAD
£983 GBP
View
A
Retailer 7
-
$1,905 CAD
$1,364 USD
View
A
Retailer 8
-
$2,299 CAD
$1,646 USD
View
A
Retailer 9
-
$2,437 CAD
£1,374 GBP
View
A
Retailer 10
-
$2,961 CAD
$2,120 USD
View
A
Retailer 11
-
$3,042 CAD
$2,178 USD
View
A
Retailer 12
-
$3,255 CAD
$2,330 USD
View
Retailer 13
-
$3,407 CAD
$2,439 USD
View
Price last confirmed 30 days ago
Retailer 14
-
$3,748 CAD
A$4,128 AUD
View
Price last confirmed 9 days ago
A
Retailer 15
-
$4,077 CAD
ZAR 47,151 ZAR
View
B+
Retailer 16
-
$4,364 CAD
£2,460 GBP
View
B+
Retailer 17
-
$4,478 CAD
$3,206 USD
View
B+
Retailer 18
-
$5,367 CAD
£3,025 GBP
View
B+
Retailer 19
-
$5,589 CAD
SGD 5,407 SGD
View
B+
Retailer 20
-
$5,627 CAD
$4,028 USD
View
Retailer 21
-
$6,153 CAD
A$6,776 AUD
View
Price last confirmed 26 days ago
B
Retailer 22
-
$10,002 CAD
$7,160 USD
View
Most Expensive
B
Do Amore Diamonds
27-768322126 · Oct 29
$10,966 CAD
$7,850 USD
View
22 more retailers have this diamond
Prices start from $1,235 CADSave up to $9,731 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
2.78ct Radiant
$1,235 CAD