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Round|Lab Grown|IGI

1.20ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG812621638

Shape and cutting style on the report: Round brilliant

Certificate IGI LG812621638

Diamond specifications and retailer prices

From $282 SGD
$220 USD
As of October 30, 2026
Save $1,717 SGD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,999 SGD at Brilliant Earth · As of October 29, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG812621638 or 812621638. Listed at 18 retailers as of October 29, 2026, with prices from $282 to $1,999, a $1,717 spread on the same certified stone. Brilliant Earth lists it at $1,999. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812621638
Dimensions6.92 × 6.89 × 4.15 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
6.92 mm6.89 mm1.20 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812621638
Side View
Table 59.0%Crown 33.3°Girdle: THN-MEDPavilion 40.9°Culet: NoneDepth 60.0%

Caratlytics Score

How it works →
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 30
Current: $1,999 SGD|Low: $200 SGD|High: $2,064 SGD|Avg: $880 SGD|-3.1%
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
Retailer 14
Retailer 15
October 30, 2026
Retailer 3$282 SGD
Retailer 7$323 SGD
Retailer 15$442 SGD
Retailer 8$532 SGD
Retailer 9$537 SGD
Retailer 2$570 SGD
Retailer 4$664 SGD
Retailer 10$763 SGD
Retailer 14$806 SGD
Retailer 13$1,009 SGD
Retailer 5$1,074 SGD
Retailer 11$1,465 SGD
Retailer 6$1,517 SGD
Retailer 12$1,538 SGD
Brilliant Earth$1,999 SGD

36 data points across 15 retailers

18 retailers$282 SGD to $1,999 SGD

Retailer 1
-
$252 SGD
$197 USD
Price last confirmed 20 days ago
A
Retailer 2
-
$282 SGD
$220 USD
View
Final sale: no returns
Retailer 3
-
$313 SGD
$244 USD
View
Price last confirmed 18 days ago
Retailer 4
-
$313 SGD
$244 USD
View
Price last confirmed 28 days ago
B+
Retailer 5
-
$442 SGD
$345 USD
View
A
Retailer 6
-
$532 SGD
€395 EUR
View
A
Retailer 7
-
$537 SGD
ZAR 6,769 ZAR
View
A
Retailer 8
-
$570 SGD
£350 GBP
View
A
Retailer 9
-
$664 SGD
$518 USD
View
A
Retailer 10
-
$763 SGD
A$916 AUD
View
B+
Retailer 11
-
$806 SGD
$629 USD
View
Retailer 12
-
$1,005 SGD
$784 USD
View
Price last confirmed 30 days ago
B+
Retailer 13
-
$1,009 SGD
$787 USD
View
B+
Retailer 14
-
$1,074 SGD
$838 USD
View
B
Retailer 15
-
$1,465 SGD
£900 GBP
View
B
Retailer 16
-
$1,517 SGD
$1,183 USD
View
Retailer 17
-
$1,538 SGD
$1,200 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
20913343A · Oct 29
$1,999 SGD
$1,560 USD
View
17 more retailers have this diamond
Prices start from $282 SGDSave up to $1,717 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
$282 SGD