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Round|Lab Grown|IGI

1.68ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG528206233

Shape and cutting style on the report: Round brilliant

Certificate IGI LG528206233

Diamond specifications and retailer prices

From $399 CAD
$284 USD
As of October 28, 2026
Save $1,523 CAD (79%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,922 CAD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG528206233 or 528206233. Listed at 16 retailers as of October 28, 2026, with prices from $399 to $1,922, a $1,523 spread on the same certified stone. Reve Diamonds lists it at $1,922. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.68
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG528206233
Dimensions7.64 × 7.59 × 4.71 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
7.64 mm7.59 mm1.68 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG528206233
Side View
Table 56.0%Crown 36.4°Girdle: MediumPavilion 40.5°Culet: NoneDepth 61.8%

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 28
Current: $839 CAD|Low: $284 CAD|High: $1,800 CAD|Avg: $899 CAD|+5.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 28, 2026
Retailer 8$399 CAD
Retailer 9$736 CAD
Retailer 5$737 CAD
Retailer 6$742 CAD
Retailer 7$823 CAD
Retailer 1$839 CAD
Retailer 3$1,075 CAD
Retailer 2$1,363 CAD
Retailer 4$1,788 CAD

31 data points across 9 retailers

16 retailers$399 CAD to $1,922 CAD

A
Retailer 1
-
$358 CAD
$255 USD
Price last confirmed 37 days ago
A
Retailer 2
-
$399 CAD
$284 USD
View
Final sale: no returns
A
Retailer 3
-
$414 CAD
$295 USD
View
Price last confirmed 37 days ago
A
Retailer 4
-
$438 CAD
$312 USD
View
Price last confirmed 34 days ago
A
Retailer 5
-
$736 CAD
$524 USD
View
B+
Retailer 6
-
$737 CAD
$525 USD
View
A
Retailer 7
-
$742 CAD
$528 USD
View
B+
Retailer 8
-
$823 CAD
$586 USD
View
B+
Retailer 9
-
$839 CAD
£470 GBP
View
B+
Retailer 10
-
$1,075 CAD
$765 USD
View
Price last confirmed 11 days ago
B+
Retailer 11
-
$1,093 CAD
£613 GBP
View
B
Retailer 12
-
$1,363 CAD
$970 USD
View
B
Retailer 13
-
$1,426 CAD
$1,015 USD
View
Price last confirmed 38 days ago
B
Retailer 14
-
$1,498 CAD
$1,067 USD
View
B
Retailer 15
-
$1,788 CAD
£1,002 GBP
View
Price last confirmed 11 days ago
Most Expensive
B
Reve Diamonds
AEEE51C91 · Oct 28
$1,922 CAD
$1,368 USD
View
15 more retailers have this diamond
Prices start from $399 CADSave up to $1,523 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
$399 CAD