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Round|Lab Grown|IGI

1.20ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG843613181

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843613181

Diamond specifications and retailer prices

From $536 CAD
HK$3,000 HKD
As of October 31, 2026
Save $1,531 CAD (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,067 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843613181 or 843613181. Listed at 14 retailers as of October 30, 2026, with prices from $536 to $2,067, a $1,531 spread on the same certified stone. Brilliant Earth lists it at $2,067. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843613181
Dimensions6.85 × 6.88 × 4.13 mm
L/W Ratio1.00
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
Top View
6.85 mm6.88 mm1.20 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843613181
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.2%

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 31
Current: $2,067 CAD|Low: $536 CAD|High: $2,067 CAD|Avg: $1,128 CAD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 3$536 CAD
Retailer 4$657 CAD
Retailer 7$770 CAD
Retailer 9$797 CAD
Retailer 2$888 CAD
Retailer 11$986 CAD
Retailer 12$1,033 CAD
Retailer 6$1,558 CAD
Retailer 5$1,563 CAD
Retailer 13$1,732 CAD
Retailer 8$1,870 CAD
Retailer 10$1,879 CAD
Brilliant Earth$2,067 CAD

9 data points across 13 retailers

14 retailers$536 CAD to $2,067 CAD

A
Cheapest Retailer
-
$536 CAD
HK$3,000 HKD
A
Retailer 2
-
$657 CAD
$470 USD
View
A
Retailer 3
-
$770 CAD
€525 EUR
View
A
Retailer 4
-
$797 CAD
ZAR 9,222 ZAR
View
B+
Retailer 5
-
$888 CAD
£500 GBP
View
B+
Retailer 6
-
$986 CAD
$706 USD
View
B+
Retailer 7
-
$1,033 CAD
$739 USD
View
B
Retailer 8
-
$1,558 CAD
A$1,716 AUD
View
B
Retailer 9
-
$1,563 CAD
$1,119 USD
View
B
Retailer 10
-
$1,592 CAD
$1,140 USD
View
B
Retailer 11
-
$1,732 CAD
$1,240 USD
View
B
Retailer 12
-
$1,870 CAD
£1,054 GBP
View
B
Retailer 13
-
$1,879 CAD
$1,345 USD
View
Most Expensive
B
Brilliant Earth
22234357A · Oct 30
$2,067 CAD
$1,480 USD
View
13 more retailers have this diamond
Prices start from $536 CADSave up to $1,531 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
1.20ct Round
$536 CAD