Radiant|Lab Grown|IGI

1.33ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG687598627

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

Certificate IGI LG687598627

Diamond specifications and retailer prices

From $317 CAD
$227 USD
As of October 30, 2026
Save $3,125 CAD (91%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,442 CAD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.33ct lab-grown radiant diamond

This 1.33ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG687598627 or 687598627. Listed at 24 retailers as of October 27, 2026, with prices from $317 to $3,442, a $3,125 spread on the same certified stone. Queensmith lists it at $3,442. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687598627
Dimensions8.25 × 5.53 × 3.55 mm
L/W Ratio1.49
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
8.25 mm5.53 mm1.33 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687598627
Side View
Table 61.0%Crown 37.6°Girdle: MediumPavilion 34.9°Culet: NoneDepth 64.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $560 CAD|Low: $306 CAD|High: $3,394 CAD|Avg: $1,183 CAD|-1.2%
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Retailer 22
October 30, 2026
Retailer 2$317 CAD
Retailer 10$353 CAD
Retailer 21$367 CAD
Retailer 6$393 CAD
Retailer 11$393 CAD
Retailer 16$448 CAD
Retailer 1$560 CAD
Retailer 14$572 CAD
Retailer 4$736 CAD
Retailer 18$745 CAD
Retailer 17$825 CAD
Retailer 19$1,055 CAD
Retailer 5$1,267 CAD
Retailer 3$1,393 CAD
Retailer 15$1,632 CAD
Retailer 9$1,682 CAD
Retailer 13$1,682 CAD
Retailer 20$1,739 CAD
Retailer 8$1,785 CAD
Retailer 22$2,431 CAD
Retailer 7$3,045 CAD
Retailer 12$3,045 CAD

37 data points across 22 retailers

24 retailers$317 CAD to $3,442 CAD

A
Cheapest Retailer
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$317 CAD
$227 USD
A
Retailer 2
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$353 CAD
$253 USD
View
Final sale: no returns
A
Retailer 3
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$367 CAD
$263 USD
View
A
Retailer 4
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$393 CAD
$281 USD
View
A
Retailer 5
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$393 CAD
$281 USD
View
A
Retailer 6
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$448 CAD
£252 GBP
View
A
Retailer 7
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$560 CAD
$401 USD
View
A
Retailer 8
-
$572 CAD
HK$3,200 HKD
View
A
Retailer 9
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$736 CAD
$527 USD
View
A
Retailer 10
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$745 CAD
ZAR 8,612 ZAR
View
A
Retailer 11
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$825 CAD
£465 GBP
View
A
Retailer 12
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$988 CAD
$707 USD
View
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Retailer 13
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$1,055 CAD
A$1,162 AUD
View
B+
Retailer 14
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$1,267 CAD
$907 USD
View
B+
Retailer 15
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$1,393 CAD
$997 USD
View
B+
Retailer 16
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$1,632 CAD
$1,168 USD
View
B+
Retailer 17
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$1,682 CAD
£948 GBP
View
B+
Retailer 18
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$1,682 CAD
SGD 1,627 SGD
View
B+
Retailer 19
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$1,739 CAD
£980 GBP
View
B+
Retailer 20
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$1,785 CAD
$1,278 USD
View
Retailer 21
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$2,431 CAD
$1,740 USD
View
Price last confirmed 9 days ago
B
Retailer 22
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$3,045 CAD
$2,180 USD
View
B
Retailer 23
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$3,045 CAD
$2,180 USD
View
Most Expensive
B
Queensmith
LG687598627 · Oct 27
$3,442 CAD
£1,940 GBP
View
23 more retailers have this diamond
Prices start from $317 CADSave up to $3,125 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
1.33ct Radiant
$317 CAD