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Round|Lab Grown|IGI

1.68ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG812621483

Shape and cutting style on the report: Round brilliant

Certificate IGI LG812621483

Diamond specifications and retailer prices

From $559 CAD
$400 USD
As of October 30, 2026
Save $3,339 CAD (86%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $3,897 CAD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.68ct lab-grown round diamond

This 1.68ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG812621483 or 812621483. Listed at 26 retailers as of October 30, 2026, with prices from $559 to $3,897, a $3,339 spread on the same certified stone. Brilliant Earth lists it at $3,897. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.68
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812621483
Dimensions7.63 × 7.69 × 4.74 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.63 mm7.69 mm1.68 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812621483
Side View
Table 56.0%Crown 34.9°Girdle: THN-MEDPavilion 41.1°Culet: NoneDepth 61.9%

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: $3,897 CAD|Low: $559 CAD|High: $4,512 CAD|Avg: $1,736 CAD|-13.6%
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 31, 2026
Retailer 5$559 CAD
Retailer 2$873 CAD
Retailer 16$873 CAD
Retailer 12$1,000 CAD
Retailer 15$1,065 CAD
Retailer 8$1,090 CAD
Retailer 10$1,104 CAD
Retailer 6$1,413 CAD
Retailer 14$1,438 CAD
Retailer 11$1,530 CAD
Retailer 3$1,639 CAD
Retailer 7$2,049 CAD
Retailer 4$2,340 CAD
Retailer 17$2,370 CAD
Retailer 13$2,434 CAD
Retailer 9$3,415 CAD
Brilliant Earth$3,897 CAD

34 data points across 17 retailers

26 retailers$559 CAD to $3,897 CAD

Retailer 1
-
$507 CAD
$363 USD
Price last confirmed 21 days ago
Retailer 2
-
$528 CAD
$378 USD
View
Price last confirmed 39 days ago
A
Retailer 3
-
$559 CAD
$400 USD
View
Final sale: no returns
Retailer 4
-
$591 CAD
$423 USD
View
Price last confirmed 39 days ago
Retailer 5
-
$629 CAD
$450 USD
View
Price last confirmed 19 days ago
Retailer 6
-
$629 CAD
$450 USD
View
Price last confirmed 29 days ago
Retailer 7
-
$647 CAD
$463 USD
View
Price last confirmed 37 days ago
A
Retailer 8
-
$873 CAD
$625 USD
View
A
Retailer 9
-
$873 CAD
$625 USD
View
A
Retailer 10
-
$1,000 CAD
€682 EUR
View
A
Retailer 11
-
$1,065 CAD
ZAR 12,313 ZAR
View
A
Retailer 12
-
$1,090 CAD
$780 USD
View
A
Retailer 13
-
$1,104 CAD
£622 GBP
View
A
Retailer 14
-
$1,413 CAD
$1,012 USD
View
A
Retailer 15
-
$1,438 CAD
A$1,584 AUD
View
A
Retailer 16
-
$1,530 CAD
$1,095 USD
View
B+
Retailer 17
-
$1,639 CAD
$1,173 USD
View
Retailer 18
-
$2,020 CAD
$1,446 USD
View
Price last confirmed 24 days ago
B+
Retailer 19
-
$2,049 CAD
$1,467 USD
View
Retailer 20
-
$2,105 CAD
$1,507 USD
View
Price last confirmed 35 days ago
B+
Retailer 21
-
$2,153 CAD
$1,541 USD
View
B+
Retailer 22
-
$2,340 CAD
$1,675 USD
View
B+
Retailer 23
-
$2,370 CAD
$1,697 USD
View
B+
Retailer 24
-
$2,434 CAD
£1,372 GBP
View
B
Retailer 25
-
$3,415 CAD
$2,445 USD
View
Most Expensive
B
Brilliant Earth
20681003A · Oct 31
$3,897 CAD
$2,790 USD
View
25 more retailers have this diamond
Prices start from $559 CADSave up to $3,339 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
1.68ct Round
$559 CAD