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Oval|Lab Grown|IGI

1.72ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG735550873

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG735550873

Diamond specifications and retailer prices

From $321 CAD
$229 USD
As of October 29, 2026
Save $1,639 CAD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,959 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.72ct lab-grown oval diamond

This 1.72ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG735550873 or 735550873. Listed at 19 retailers as of October 29, 2026, with prices from $321 to $1,959, a $1,639 spread on the same certified stone. Brilliant Earth lists it at $1,959. 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

1.72
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735550873
Dimensions10.02 × 6.61 × 4.18 mm
L/W Ratio1.52
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
10.02 mm6.61 mm1.72 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735550873
Side View
Table 61.0%Crown 35.6°Girdle: MediumPavilion 41.2°Culet: NoneDepth 63.2%

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 29
Current: $1,959 CAD|Low: $308 CAD|High: $1,959 CAD|Avg: $810 CAD
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
October 29, 2026
Retailer 13$321 CAD
Retailer 6$358 CAD
Retailer 4$372 CAD
Retailer 7$397 CAD
Retailer 14$397 CAD
Retailer 8$445 CAD
Retailer 9$654 CAD
Retailer 15$675 CAD
Retailer 2$746 CAD
Retailer 5$868 CAD
Retailer 3$1,278 CAD
Retailer 12$1,282 CAD
Retailer 11$1,602 CAD
Retailer 10$1,603 CAD
Brilliant Earth$1,959 CAD

43 data points across 15 retailers

19 retailers$321 CAD to $1,959 CAD

A
Cheapest Retailer
-
$321 CAD
$229 USD
A
Retailer 2
-
$358 CAD
$256 USD
View
Final sale: no returns
A
Retailer 3
-
$372 CAD
$266 USD
View
A
Retailer 4
-
$397 CAD
$284 USD
View
A
Retailer 5
-
$397 CAD
$284 USD
View
A
Retailer 6
-
$445 CAD
£250 GBP
View
A
Retailer 7
-
$654 CAD
€445 EUR
View
B+
Retailer 8
-
$675 CAD
$482 USD
View
A
Retailer 9
-
$746 CAD
£420 GBP
View
B+
Retailer 10
-
$868 CAD
$620 USD
View
B+
Retailer 11
-
$873 CAD
$624 USD
View
B
Retailer 12
-
$1,270 CAD
SGD 1,226 SGD
View
B
Retailer 13
-
$1,278 CAD
$913 USD
View
B+
Retailer 14
-
$1,282 CAD
$916 USD
View
B
Retailer 15
-
$1,351 CAD
$965 USD
View
B
Retailer 16
-
$1,602 CAD
£901 GBP
View
B
Retailer 17
-
$1,603 CAD
$1,145 USD
View
Price last confirmed 11 days ago
B
Retailer 18
-
$1,624 CAD
$1,160 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Brilliant Earth
16385956A · Oct 29
$1,959 CAD
$1,400 USD
View
18 more retailers have this diamond
Prices start from $321 CADSave up to $1,639 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
1.72ct Oval
$321 CAD