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Oval|Lab Grown|IGI

3.03ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG678584074

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG678584074

Diamond specifications and retailer prices

From $575 SGD
As of November 6, 2026
Save $2,949 SGD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,524 SGD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 3.03ct lab-grown oval diamond

This 3.03ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG678584074 or 678584074. Listed at 19 retailers as of November 6, 2026, with prices from $575 to $3,524, a $2,949 spread on the same certified stone. Brilliant Earth lists it at $3,524. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.03
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678584074
Dimensions11.21 × 8.30 × 5.13 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.21 mm8.30 mm3.03 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678584074
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.8%

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: Nov 6
Current: $3,524 SGD|Low: $557 SGD|High: $3,729 SGD|Avg: $1,570 SGD|-5.5%
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
November 6, 2026
Retailer 8$575 SGD
Retailer 6$645 SGD
Retailer 7$661 SGD
Retailer 14$713 SGD
Retailer 4$897 SGD
Retailer 16$948 SGD
Retailer 9$966 SGD
Retailer 15$1,096 SGD
Retailer 2$1,115 SGD
Retailer 10$1,168 SGD
Retailer 12$1,917 SGD
Retailer 5$1,966 SGD
Retailer 3$2,293 SGD
Retailer 11$2,557 SGD
Retailer 13$2,620 SGD
Brilliant Earth$3,524 SGD

41 data points across 16 retailers

19 retailers$575 SGD to $3,524 SGD

A
Cheapest Retailer
-
$575 SGD
A
Retailer 2
-
$645 SGD
View
A
Retailer 3
-
$661 SGD
View
Final sale: no returns
A
Retailer 4
-
$713 SGD
View
Retailer 5
-
$720 SGD
View
Price last confirmed 21 days ago
A
Retailer 6
-
$897 SGD
View
B+
Retailer 7
-
$948 SGD
View
A
Retailer 8
-
$966 SGD
View
A
Retailer 9
-
$1,096 SGD
View
A
Retailer 10
-
$1,115 SGD
View
A
Retailer 11
-
$1,168 SGD
View
B+
Retailer 12
-
$1,730 SGD
View
B+
Retailer 13
-
$1,917 SGD
View
B+
Retailer 14
-
$1,966 SGD
View
B+
Retailer 15
-
$2,293 SGD
View
B
Retailer 16
-
$2,557 SGD
View
B
Retailer 17
-
$2,620 SGD
View
Retailer 18
-
$2,650 SGD
View
Price last confirmed 81 days ago
Most Expensive
B
Brilliant Earth
17471284A · Nov 6
$3,524 SGD
$2,750 USD
View
18 more retailers have this diamond
Prices start from $575 SGDSave up to $2,949 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
3.03ct Oval
$575 SGD