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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 $491 SGD
HK$3,000 HKD
As of November 3, 2026
Save $1,402 SGD (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,893 SGD at Brilliant Earth · As of November 2, 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 November 2, 2026, with prices from $491 to $1,893, a $1,402 spread on the same certified stone. Brilliant Earth lists it at $1,893. 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
Colour
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

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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 3
Current: $1,893 SGD|Low: $491 SGD|High: $1,893 SGD|Avg: $1,071 SGD
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
November 3, 2026
Retailer 3$491 SGD
Retailer 4$601 SGD
Retailer 8$705 SGD
Retailer 6$733 SGD
Retailer 2$813 SGD
Retailer 11$903 SGD
Retailer 12$945 SGD
Retailer 7$1,426 SGD
Retailer 5$1,431 SGD
Retailer 13$1,586 SGD
Retailer 9$1,712 SGD
Retailer 10$1,720 SGD
Brilliant Earth$1,893 SGD

12 data points across 13 retailers

14 retailers$491 SGD to $1,893 SGD

A
Cheapest Retailer
-
$491 SGD
HK$3,000 HKD
A
Retailer 2
-
$601 SGD
$470 USD
View
A
Retailer 3
-
$705 SGD
€525 EUR
View
A
Retailer 4
-
$733 SGD
ZAR 9,255 ZAR
View
B+
Retailer 5
-
$813 SGD
£500 GBP
View
B+
Retailer 6
-
$903 SGD
$706 USD
View
Retailer 7
-
$945 SGD
$739 USD
View
Price last confirmed 7 days ago
B
Retailer 8
-
$1,426 SGD
A$1,716 AUD
View
B
Retailer 9
-
$1,431 SGD
$1,119 USD
View
B
Retailer 10
-
$1,458 SGD
$1,140 USD
View
B
Retailer 11
-
$1,586 SGD
$1,240 USD
View
B
Retailer 12
-
$1,712 SGD
£1,054 GBP
View
B
Retailer 13
-
$1,720 SGD
$1,345 USD
View
Most Expensive
B
Brilliant Earth
22234357A · Nov 2
$1,893 SGD
$1,480 USD
View
13 more retailers have this diamond
Prices start from $491 SGDSave up to $1,402 SGD

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
$491 SGD