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Round|Lab Grown|IGI

1.15ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG744512411

Shape and cutting style on the report: Round brilliant

Certificate IGI LG744512411

Diamond specifications and retailer prices

From $326 SGD
$255 USD
As of October 25, 2026
16 retailers carry this diamond
Most expensive: $1,483 SGD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.15ct lab-grown round diamond

This 1.15ct 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 LG744512411 or 744512411. Listed at 16 retailers as of October 25, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744512411
Dimensions6.72 × 6.67 × 4.13 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.72 mm6.67 mm1.15 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744512411
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 25
Current: $1,425 SGD|Low: $326 SGD|High: $10,234 SGD|Avg: $1,876 SGD|-1.8%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 18, 2026
Retailer 2$326 SGD
Retailer 8$454 SGD
Retailer 9$583 SGD
Retailer 5$697 SGD
Retailer 11$744 SGD
Retailer 3$773 SGD
Retailer 6$1,016 SGD
Retailer 10$1,423 SGD
Rare Carat$1,425 SGD
Retailer 7$2,634 SGD
Retailer 4$10,234 SGD

5 data points across 11 retailers

16 retailers

A
Cheapest Retailer
-
$326 SGD
$255 USD
Retailer 2
-
$1,347 SGD
$1,054 USD
View
Price last confirmed 76 days ago
Retailer 3
-
$1,347 SGD
$1,054 USD
View
Price last confirmed 52 days ago
Retailer 4
-
$1,419 SGD
$1,110 USD
View
Price last confirmed 13 days ago
Retailer 5
-
$1,425 SGD
$1,115 USD
View
Price last confirmed 13 days ago
Retailer 6
-
$1,445 SGD
$1,130 USD
View
Price last confirmed 13 days ago
Retailer 7
-
$1,445 SGD
$1,130 USD
View
Price last confirmed 13 days ago
Retailer 8
-
$1,445 SGD
$1,130 USD
View
Price last confirmed 13 days ago
Retailer 9
-
$1,445 SGD
$1,130 USD
View
Price last confirmed 13 days ago
Retailer 10
-
$1,447 SGD
$1,132 USD
View
Price last confirmed 73 days ago
Retailer 11
-
$1,451 SGD
$1,135 USD
View
Price last confirmed 13 days ago
Retailer 12
-
$1,451 SGD
$1,135 USD
View
Price last confirmed 13 days ago
Retailer 13
-
$1,451 SGD
$1,135 USD
View
Price last confirmed 13 days ago
Retailer 14
-
$1,451 SGD
$1,135 USD
View
Price last confirmed 82 days ago
Retailer 15
-
$1,464 SGD
$1,145 USD
View
Price last confirmed 37 days ago
Most Expensive
Rare Carat
NGB-19_l_640492470 · Oct 18
$1,483 SGD
$1,160 USD
View
Price last confirmed 13 days ago
15 more retailers have this diamond
Prices start from $326 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
1.15ct Round
$326 SGD