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Oval|Lab Grown|IGI

4.55ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG839645318

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG839645318

Diamond specifications and retailer prices

From $1,296 SGD
£798 GBP
As of November 2, 2026
Save $11,375 SGD (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $14,004 SGD at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 4.55ct lab-grown oval diamond

This 4.55ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839645318 or 839645318. Listed at 18 retailers as of November 2, 2026, with a 877% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.55
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839645318
Dimensions13.30 × 9.36 × 5.89 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.30 mm9.36 mm4.55 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839645318
Side View
Table 56.0%Crown 34.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.9%

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 2
Current: $11,011 SGD|Low: $1,150 SGD|High: $14,004 SGD|Avg: $4,832 SGD|-21.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 2, 2026
Retailer 11$1,262 SGD
Retailer 2$1,296 SGD
Retailer 4$1,375 SGD
Retailer 12$1,864 SGD
Retailer 7$1,986 SGD
Retailer 19$2,503 SGD
Retailer 18$2,573 SGD
Retailer 6$2,837 SGD
Retailer 21$2,918 SGD
Retailer 14$4,141 SGD
Retailer 10$4,387 SGD
Retailer 16$4,619 SGD
Retailer 13$4,910 SGD
Retailer 20$4,984 SGD
Retailer 5$5,780 SGD
Retailer 15$7,053 SGD
Retailer 17$8,342 SGD
Retailer 3$8,787 SGD
Retailer 8$9,451 SGD
Brilliant Earth$11,011 SGD
Retailer 9$12,671 SGD

25 data points across 21 retailers

18 retailers$1,296 SGD to $12,671 SGD

A
Cheapest Retailer
-
$1,296 SGD
£798 GBP
A
Retailer 2
-
$1,375 SGD
$1,075 USD
View
A
Retailer 3
-
$1,986 SGD
$1,553 USD
View
B+
Retailer 4
-
$2,503 SGD
€1,864 EUR
View
A
Retailer 5
-
$2,573 SGD
$2,012 USD
View
B+
Retailer 6
-
$2,837 SGD
$2,218 USD
View
B+
Retailer 7
-
$2,918 SGD
A$3,510 AUD
View
B+
Retailer 8
-
$4,619 SGD
£2,844 GBP
View
B
Retailer 9
-
$4,910 SGD
$3,839 USD
View
B
Retailer 10
-
$4,984 SGD
A$5,995 AUD
View
B
Retailer 11
-
$5,780 SGD
View
B
Retailer 12
-
$7,053 SGD
$5,515 USD
View
B
Retailer 13
-
$8,342 SGD
$6,523 USD
View
B
Retailer 14
-
$8,787 SGD
$6,871 USD
View
B
Retailer 15
-
$9,451 SGD
$7,390 USD
View
B
Retailer 16
-
$11,011 SGD
$8,610 USD
View
B
Retailer 17
-
$12,671 SGD
$9,908 USD
View
Most Expensive
Brilliant Earth
21578977A · Oct 1
$14,004 SGD
$10,950 USD
View
Price under review
17 more retailers have this diamond
Prices start from $1,296 SGDSave up to $11,375 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
4.55ct Oval
$1,296 SGD