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Radiant|Lab Grown|IGI

0.99ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG612318154

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

Certificate IGI LG612318154

Diamond specifications and retailer prices

From $251 CAD
$179 USD
As of October 27, 2026
Save $1,371 CAD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,621 CAD at Flawless Fine Jewelry · As of October 29, 2026
View at Flawless Fine Jewelry

About this 0.99ct lab-grown radiant diamond

This 0.99ct lab-grown radiant sits in the just-under-one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG612318154 or 612318154. Listed at 16 retailers as of October 27, 2026, with prices from $251 to $1,621, a $1,371 spread on the same certified stone. Flawless Fine Jewelry lists it at $1,621. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle44.3°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG612318154
Dimensions6.47 × 5.07 × 3.41 mm
L/W Ratio1.28
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
6.47 mm5.07 mm0.99 ctE / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG612318154
Side View
Table 67.0%Crown 44.3°Girdle: MED-STKPavilion 33.5°Culet: NoneDepth 67.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $557 CAD|Low: $241 CAD|High: $1,470 CAD|Avg: $600 CAD|+4.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 11$251 CAD
Retailer 2$280 CAD
Retailer 3$311 CAD
Retailer 12$311 CAD
Retailer 5$402 CAD
Retailer 10$550 CAD
Retailer 1$557 CAD
Retailer 6$561 CAD
Retailer 4$645 CAD
Retailer 9$1,055 CAD
Retailer 7$1,075 CAD
Retailer 8$1,459 CAD

44 data points across 12 retailers

16 retailers$251 CAD to $1,621 CAD

A
Cheapest Retailer
-
$251 CAD
$179 USD
A
Retailer 2
-
$280 CAD
$200 USD
View
Final sale: no returns
A
Retailer 3
-
$291 CAD
$208 USD
View
A
Retailer 4
-
$311 CAD
$222 USD
View
A
Retailer 5
-
$311 CAD
$222 USD
View
A
Retailer 6
-
$402 CAD
£226 GBP
View
A
Retailer 7
-
$493 CAD
$352 USD
View
B+
Retailer 8
-
$550 CAD
$393 USD
View
A
Retailer 9
-
$557 CAD
£313 GBP
View
A
Retailer 10
-
$561 CAD
ZAR 6,480 ZAR
View
B+
Retailer 11
-
$645 CAD
$461 USD
View
B
Retailer 12
-
$998 CAD
$713 USD
View
B
Retailer 13
-
$1,055 CAD
$754 USD
View
B
Retailer 14
-
$1,075 CAD
$768 USD
View
B
Retailer 15
-
$1,459 CAD
£821 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
Flawless Fine Jewelry
31FC6CB3C · Oct 29
$1,621 CAD
£912 GBP
View
15 more retailers have this diamond
Prices start from $251 CADSave up to $1,371 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 Radiant
$251 CAD