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Round|Lab Grown|IGI

1.51ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG823679340

Shape and cutting style on the report: Round brilliant

Certificate IGI LG823679340

Diamond specifications and retailer prices

From $537 CAD
HK$3,000 HKD
As of November 3, 2026
Save $2,286 CAD (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,823 CAD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG823679340 or 823679340. Listed at 24 retailers as of November 2, 2026, with prices from $537 to $2,823, a $2,286 spread on the same certified stone. Brilliant Earth lists it at $2,823. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823679340
Dimensions7.32 × 7.34 × 4.50 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.32 mm7.34 mm1.51 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823679340
Side View
Table 60.0%Crown 33.4°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $2,823 CAD|Low: $629 CAD|High: $3,312 CAD|Avg: $1,446 CAD|-12.2%
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
November 3, 2026
Retailer 12$629 CAD
Retailer 14$629 CAD
Retailer 9$754 CAD
Retailer 10$771 CAD
Retailer 8$850 CAD
Retailer 2$1,045 CAD
Retailer 13$1,118 CAD
Retailer 15$1,178 CAD
Retailer 5$1,507 CAD
Retailer 3$1,527 CAD
Retailer 7$1,709 CAD
Retailer 11$1,789 CAD
Retailer 4$1,976 CAD
Retailer 6$2,613 CAD
Brilliant Earth$2,823 CAD

35 data points across 15 retailers

24 retailers$537 CAD to $2,823 CAD

Retailer 1
-
$363 CAD
$260 USD
Price last confirmed 15 days ago
Retailer 2
-
$432 CAD
$309 USD
View
Price last confirmed 21 days ago
Retailer 3
-
$461 CAD
$330 USD
View
Price last confirmed 31 days ago
Retailer 4
-
$461 CAD
$330 USD
View
Price last confirmed 18 days ago
A
Retailer 5
-
$537 CAD
HK$3,000 HKD
View
B+
Retailer 6
-
$629 CAD
$450 USD
View
A
Retailer 7
-
$629 CAD
$450 USD
View
A
Retailer 8
-
$754 CAD
€514 EUR
View
A
Retailer 9
-
$771 CAD
ZAR 8,909 ZAR
View
A
Retailer 10
-
$850 CAD
£479 GBP
View
A
Retailer 11
-
$1,045 CAD
A$1,150 AUD
View
A
Retailer 12
-
$1,118 CAD
$800 USD
View
B+
Retailer 13
-
$1,178 CAD
$843 USD
View
Retailer 14
-
$1,451 CAD
$1,038 USD
View
Price last confirmed 16 days ago
B+
Retailer 15
-
$1,507 CAD
$1,078 USD
View
B+
Retailer 16
-
$1,527 CAD
SGD 1,477 SGD
View
B+
Retailer 17
-
$1,709 CAD
$1,223 USD
View
B+
Retailer 18
-
$1,789 CAD
£1,008 GBP
View
B
Retailer 19
-
$1,976 CAD
$1,414 USD
View
Retailer 20
-
$2,606 CAD
$1,865 USD
View
Price last confirmed 12 days ago
Retailer 21
-
$2,613 CAD
$1,870 USD
View
Price last confirmed 12 days ago
Retailer 22
-
$2,620 CAD
$1,875 USD
View
Price last confirmed 13 days ago
Retailer 23
-
$2,639 CAD
$1,889 USD
View
Price last confirmed 55 days ago
Most Expensive
B
Brilliant Earth
21101265A · Nov 2
$2,823 CAD
$2,020 USD
View
23 more retailers have this diamond
Prices start from $537 CADSave up to $2,286 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
1.51ct Round
$537 CAD