Round|Lab Grown|IGI

1.00ct H IF Round Lab Grown Diamond

ID • H/IF • IGI LG821638249

Shape and cutting style on the report: Round brilliant

Certificate IGI LG821638249

Diamond specifications and retailer prices

From $222 CAD
$159 USD
As of October 29, 2026
Save $1,264 CAD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,486 CAD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG821638249 or 821638249. Listed at 17 retailers as of October 29, 2026, with prices from $222 to $1,486, a $1,264 spread on the same certified stone. Reve Diamonds lists it at $1,486. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
H
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821638249
Dimensions6.51 × 6.47 × 3.86 mm
L/W Ratio1.01
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 Faint Blue
Top View
6.51 mm6.47 mm1.00 ctH / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821638249
Side View
Table 58.0%Crown 33.1°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.5%

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: $416 CAD|Low: $222 CAD|High: $1,486 CAD|Avg: $643 CAD|-0.2%
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
Retailer 16
Reve Diamonds
October 30, 2026
Retailer 15$222 CAD
Retailer 3$249 CAD
Retailer 13$258 CAD
Retailer 2$277 CAD
Retailer 4$277 CAD
Retailer 5$384 CAD
Retailer 1$416 CAD
Retailer 12$438 CAD
Retailer 10$474 CAD
Retailer 6$615 CAD
Retailer 7$644 CAD
Retailer 11$673 CAD
Retailer 16$887 CAD
Retailer 14$937 CAD
Retailer 8$964 CAD
Retailer 9$1,299 CAD
Reve Diamonds$1,486 CAD

22 data points across 17 retailers

17 retailers$222 CAD to $1,486 CAD

A
Cheapest Retailer
-
$222 CAD
$159 USD
A
Retailer 2
-
$249 CAD
$178 USD
View
Final sale: no returns
A
Retailer 3
-
$258 CAD
$185 USD
View
A
Retailer 4
-
$277 CAD
$198 USD
View
A
Retailer 5
-
$277 CAD
$198 USD
View
B+
Retailer 6
-
$384 CAD
$275 USD
View
A
Retailer 7
-
$416 CAD
£235 GBP
View
A
Retailer 8
-
$438 CAD
HK$2,447 HKD
View
A
Retailer 9
-
$474 CAD
ZAR 5,482 ZAR
View
B+
Retailer 10
-
$615 CAD
$440 USD
View
B+
Retailer 11
-
$644 CAD
$461 USD
View
B+
Retailer 12
-
$673 CAD
A$741 AUD
View
B+
Retailer 13
-
$887 CAD
$635 USD
View
B+
Retailer 14
-
$937 CAD
$671 USD
View
B
Retailer 15
-
$964 CAD
$690 USD
View
B
Retailer 16
-
$1,299 CAD
£732 GBP
View
Most Expensive
B
Reve Diamonds
F02AEB618 · Oct 30
$1,486 CAD
$1,064 USD
View
16 more retailers have this diamond
Prices start from $222 CADSave up to $1,264 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 Round
$222 CAD