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Round|Lab Grown|IGI

0.99ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG704591598

Shape and cutting style on the report: Round brilliant

Certificate IGI LG704591598

Diamond specifications and retailer prices

From $229 CAD
$164 USD
As of October 29, 2026
Save $1,277 CAD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,506 CAD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 0.99ct lab-grown round diamond

This 0.99ct lab-grown round sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG704591598 or 704591598. Listed at 15 retailers as of October 29, 2026, with prices from $229 to $1,506, a $1,277 spread on the same certified stone. Reve Diamonds lists it at $1,506. 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

0.99
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG704591598
Dimensions6.44 × 6.49 × 3.90 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
6.44 mm6.49 mm0.99 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG704591598
Side View
Table 60.0%Crown 32.9°Girdle: MediumPavilion 41.1°Culet: NoneDepth 60.4%

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: $501 CAD|Low: $180 CAD|High: $1,506 CAD|Avg: $658 CAD|+7.5%
Retailer 1
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
Reve Diamonds
October 30, 2026
Retailer 11$229 CAD
Retailer 8$256 CAD
Retailer 12$265 CAD
Retailer 4$284 CAD
Retailer 14$413 CAD
Retailer 1$501 CAD
Retailer 3$511 CAD
Retailer 15$531 CAD
Retailer 9$551 CAD
Retailer 2$620 CAD
Retailer 5$735 CAD
Retailer 7$740 CAD
Retailer 13$779 CAD
Retailer 6$989 CAD
Retailer 10$1,329 CAD
Reve Diamonds$1,506 CAD

44 data points across 16 retailers

15 retailers$229 CAD to $1,506 CAD

A
Cheapest Retailer
-
$229 CAD
$164 USD
A
Retailer 2
-
$256 CAD
$183 USD
View
Final sale: no returns
A
Retailer 3
-
$265 CAD
$190 USD
View
A
Retailer 4
-
$284 CAD
$203 USD
View
A
Retailer 5
-
$413 CAD
$296 USD
View
A
Retailer 6
-
$501 CAD
£283 GBP
View
B+
Retailer 7
-
$511 CAD
$366 USD
View
Retailer 8
-
$531 CAD
$380 USD
View
Price last confirmed 12 days ago
B+
Retailer 9
-
$551 CAD
€376 EUR
View
B+
Retailer 10
-
$620 CAD
$444 USD
View
B+
Retailer 11
-
$735 CAD
$526 USD
View
B+
Retailer 12
-
$779 CAD
A$858 AUD
View
B
Retailer 13
-
$989 CAD
$708 USD
View
B
Retailer 14
-
$1,329 CAD
£749 GBP
View
Most Expensive
B
Reve Diamonds
2C90579B7 · Oct 30
$1,506 CAD
$1,078 USD
View
14 more retailers have this diamond
Prices start from $229 CADSave up to $1,277 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
0.99ct Round
$229 CAD