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Radiant|Lab Grown|IGI

1.00ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG800610785

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG800610785

Diamond specifications and retailer prices

From $203 CAD
As of November 6, 2026
Save $1,223 CAD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,426 CAD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG800610785 or 800610785. Listed at 18 retailers as of November 6, 2026, with prices from $203 to $1,426, a $1,223 spread on the same certified stone. Reve Diamonds lists it at $1,426. 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

1.00
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.2°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800610785
Dimensions7.39 × 4.80 × 3.08 mm
L/W Ratio1.54
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
7.39 mm4.80 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800610785
Side View
Table 63.0%Crown 26.2°Girdle: STK-THKPavilion 34.6°Culet: NoneDepth 64.2%

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: Nov 6
Current: $433 CAD|Low: $190 CAD|High: $1,426 CAD|Avg: $519 CAD|+2.3%
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
November 6, 2026
Retailer 2$203 CAD
Retailer 14$235 CAD
Retailer 11$245 CAD
Retailer 6$250 CAD
Retailer 8$298 CAD
Retailer 9$426 CAD
Retailer 1$433 CAD
Retailer 15$442 CAD
Retailer 3$466 CAD
Retailer 4$475 CAD
Retailer 12$657 CAD
Retailer 13$806 CAD
Retailer 5$883 CAD
Retailer 7$886 CAD
Retailer 10$1,167 CAD
Reve Diamonds$1,426 CAD

37 data points across 16 retailers

18 retailers$203 CAD to $1,426 CAD

A
Cheapest Retailer
-
$203 CAD
A
Retailer 2
-
$235 CAD
View
A
Retailer 3
-
$245 CAD
View
Final sale: no returns
Retailer 4
-
$245 CAD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$250 CAD
View
A
Retailer 6
-
$298 CAD
View
A
Retailer 7
-
$426 CAD
View
A
Retailer 8
-
$433 CAD
View
A
Retailer 9
-
$442 CAD
View
A
Retailer 10
-
$466 CAD
View
A
Retailer 11
-
$475 CAD
View
B+
Retailer 12
-
$657 CAD
View
B+
Retailer 13
-
$806 CAD
View
Retailer 14
-
$850 CAD
View
Price last confirmed 103 days ago
B
Retailer 15
-
$883 CAD
View
B
Retailer 16
-
$886 CAD
View
B
Retailer 17
-
$1,167 CAD
View
Most Expensive
B
Reve Diamonds
0CA34C042 · Nov 6
$1,426 CAD
$1,014 USD
View
17 more retailers have this diamond
Prices start from $203 CADSave up to $1,223 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
1.00ct Radiant
$203 CAD