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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 $1,014 USD
£798 GBP
As of November 2, 2026
Save $8,894 USD (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $10,950 USD 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 October 30, 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $8,610 USD|Low: $899 USD|High: $10,950 USD|Avg: $3,778 USD|-21.4%
Brilliant Earth
Retailer 2
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Retailer 21
November 2, 2026
Retailer 11$987 USD
Retailer 2$1,014 USD
Retailer 4$1,075 USD
Retailer 12$1,457 USD
Retailer 7$1,553 USD
Retailer 19$1,957 USD
Retailer 18$2,012 USD
Retailer 6$2,218 USD
Retailer 21$2,282 USD
Retailer 14$3,238 USD
Retailer 10$3,430 USD
Retailer 16$3,612 USD
Retailer 13$3,839 USD
Retailer 20$3,897 USD
Retailer 5$4,519 USD
Retailer 15$5,515 USD
Retailer 17$6,523 USD
Retailer 3$6,871 USD
Retailer 8$7,390 USD
Brilliant Earth$8,610 USD
Retailer 9$9,908 USD

25 data points across 21 retailers

18 retailers$1,014 USD to $9,908 USD

A
Cheapest Retailer
-
$1,014 USD
£798 GBP
A
Retailer 2
-
$1,075 USD
View
A
Retailer 3
-
$1,553 USD
View
B+
Retailer 4
-
$1,957 USD
€1,864 EUR
View
A
Retailer 5
-
$2,012 USD
View
B+
Retailer 6
-
$2,218 USD
View
B+
Retailer 7
-
$2,282 USD
A$3,510 AUD
View
B+
Retailer 8
-
$3,612 USD
£2,844 GBP
View
B
Retailer 9
-
$3,839 USD
View
B
Retailer 10
-
$3,897 USD
A$5,995 AUD
View
B
Retailer 11
-
$4,519 USD
SGD 6,107 SGD
View
B
Retailer 12
-
$5,515 USD
View
B
Retailer 13
-
$6,523 USD
View
B
Retailer 14
-
$6,871 USD
View
B
Retailer 15
-
$7,390 USD
View
B
Retailer 16
-
$8,610 USD
View
B
Retailer 17
-
$9,908 USD
View
Most Expensive
Brilliant Earth
21578977A · Oct 1
$10,950 USD
View
Price under review
17 more retailers have this diamond
Prices start from $1,014 USDSave up to $8,894 USD

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
$1,014 USD