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Oval|Lab Grown|IGI

1.28ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG760576740

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG760576740

Diamond specifications and retailer prices

From $364 SGD
$284 USD
As of October 30, 2026
Save $2,199 SGD (86%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,563 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.28ct lab-grown oval diamond

This 1.28ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG760576740 or 760576740. Listed at 25 retailers as of October 29, 2026, with prices from $364 to $2,563, a $2,199 spread on the same certified stone. Brilliant Earth lists it at $2,563. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760576740
Dimensions6.21 × 6.21 × 3.76 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.21 mm6.21 mm1.28 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG760576740
Side View
Table 61.0%Crown 33.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.5%

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: $2,563 SGD|Low: $296 SGD|High: $2,627 SGD|Avg: $1,045 SGD|-2.4%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
October 30, 2026
Retailer 14$328 SGD
Retailer 6$364 SGD
Retailer 10$381 SGD
Retailer 18$404 SGD
Retailer 9$406 SGD
Retailer 8$545 SGD
Retailer 12$609 SGD
Retailer 3$694 SGD
Retailer 15$697 SGD
Retailer 19$729 SGD
Retailer 13$768 SGD
Retailer 20$848 SGD
Retailer 23$983 SGD
Retailer 4$1,114 SGD
Retailer 11$1,250 SGD
Retailer 21$1,298 SGD
Retailer 5$1,364 SGD
Retailer 7$1,416 SGD
Retailer 2$1,622 SGD
Retailer 17$1,628 SGD
Retailer 22$1,751 SGD
Retailer 16$1,910 SGD
Brilliant Earth$2,563 SGD

29 data points across 23 retailers

25 retailers$364 SGD to $2,563 SGD

Retailer 1
-
$328 SGD
$256 USD
Price last confirmed 9 days ago
A
Retailer 2
-
$364 SGD
$284 USD
View
Final sale: no returns
Retailer 3
-
$381 SGD
$297 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$404 SGD
$315 USD
View
Retailer 5
-
$406 SGD
$317 USD
View
Price last confirmed 10 days ago
A
Retailer 6
-
$406 SGD
$317 USD
View
A
Retailer 7
-
$545 SGD
$425 USD
View
A
Retailer 8
-
$609 SGD
$475 USD
View
A
Retailer 9
-
$694 SGD
ZAR 8,746 ZAR
View
A
Retailer 10
-
$729 SGD
$569 USD
View
A
Retailer 11
-
$768 SGD
£472 GBP
View
B+
Retailer 12
-
$848 SGD
A$1,018 AUD
View
B+
Retailer 13
-
$983 SGD
A$1,180 AUD
View
B+
Retailer 14
-
$1,114 SGD
$869 USD
View
B+
Retailer 15
-
$1,250 SGD
$975 USD
View
B+
Retailer 16
-
$1,298 SGD
$1,013 USD
View
Retailer 17
-
$1,309 SGD
$1,021 USD
View
Price last confirmed 11 days ago
B+
Retailer 18
-
$1,364 SGD
$1,064 USD
View
B
Retailer 19
-
$1,416 SGD
$1,105 USD
View
B+
Retailer 20
-
$1,622 SGD
A$1,947 AUD
View
B+
Retailer 21
-
$1,628 SGD
£1,000 GBP
View
Retailer 22
-
$1,738 SGD
£1,068 GBP
View
Price last confirmed 23 days ago
B
Retailer 23
-
$1,751 SGD
$1,366 USD
View
Retailer 24
-
$1,910 SGD
$1,490 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
16979054A · Oct 29
$2,563 SGD
$2,000 USD
View
24 more retailers have this diamond
Prices start from $364 SGDSave up to $2,199 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
1.28ct Oval
$364 SGD