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Oval|Lab Grown|IGI

4.28ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG814620481

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG814620481

Diamond specifications and retailer prices

From $6,150 SGD
$4,811 USD
As of October 29, 2026
Save $29,783 SGD (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $35,933 SGD at With Clarity · As of October 30, 2026
View at With Clarity

About this 4.28ct lab-grown oval diamond

This 4.28ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG814620481 or 814620481. Listed at 23 retailers as of October 29, 2026, with prices from $6,150 to $35,933, a $29,783 spread on the same certified stone. With Clarity lists it at $35,933. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.28
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG814620481
Dimensions13.61 × 9.30 × 5.51 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.61 mm9.30 mm4.28 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG814620481
Side View
Table 61.0%Crown 34.3°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $15,085 SGD|Low: $5,309 SGD|High: $22,206 SGD|Avg: $12,521 SGD|-32.1%
Retailer 1
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
October 30, 2026
Retailer 9$6,887 SGD
Retailer 13$7,172 SGD
Retailer 12$7,406 SGD
Retailer 5$8,853 SGD
Retailer 7$9,087 SGD
Retailer 3$10,092 SGD
Retailer 11$11,065 SGD
Retailer 6$11,374 SGD
Retailer 2$11,991 SGD
Retailer 10$14,596 SGD
Retailer 1$15,085 SGD
Retailer 8$15,185 SGD
Retailer 14$15,968 SGD
Retailer 4$18,249 SGD

42 data points across 14 retailers

23 retailers$6,150 SGD to $35,933 SGD

A
Cheapest Retailer
-
$6,150 SGD
$4,811 USD
A
Retailer 2
-
$6,446 SGD
$5,042 USD
View
A
Retailer 3
-
$6,685 SGD
CA$7,263 CAD
View
A
Retailer 4
-
$6,887 SGD
$5,387 USD
View
Final sale: no returns
Retailer 5
-
$7,135 SGD
$5,581 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$7,135 SGD
$5,581 USD
View
A
Retailer 7
-
$7,172 SGD
$5,610 USD
View
A
Retailer 8
-
$7,406 SGD
$5,793 USD
View
B+
Retailer 9
-
$8,853 SGD
$6,925 USD
View
B+
Retailer 10
-
$8,916 SGD
$6,974 USD
View
B+
Retailer 11
-
$9,087 SGD
£5,597 GBP
View
B+
Retailer 12
-
$10,092 SGD
£6,216 GBP
View
B+
Retailer 13
-
$11,991 SGD
$9,380 USD
View
B+
Retailer 14
-
$14,596 SGD
£8,990 GBP
View
B+
Retailer 15
-
$15,085 SGD
$11,800 USD
View
B+
Retailer 16
-
$15,185 SGD
ZAR 191,893 ZAR
View
B
Retailer 17
-
$15,968 SGD
$12,491 USD
View
B
Retailer 18
-
$18,249 SGD
$14,275 USD
View
B
Retailer 19
-
$19,085 SGD
$14,929 USD
View
B
Retailer 20
-
$19,833 SGD
$15,514 USD
View
B
Retailer 21
-
$20,462 SGD
$16,006 USD
View
B
Retailer 22
-
$25,567 SGD
$20,000 USD
View
Most Expensive
B
With Clarity
814620481 · Oct 30
$35,933 SGD
$28,108 USD
View
22 more retailers have this diamond
Prices start from $6,150 SGDSave up to $29,783 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
4.28ct Oval
$6,150 SGD