Oval|Lab Grown|IGI

4.03ct F VS1 Oval Lab Grown Diamond

EX • F/VS1 • IGI LG831679302

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG831679302

Diamond specifications and retailer prices

From $649 USD
As of November 1, 2026
Save $2,523 USD (80%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,172 USD at MOH London · As of November 3, 2026
View at MOH London

About this 4.03ct lab-grown oval diamond

This 4.03ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831679302 or 831679302. Listed at 23 retailers as of November 1, 2026, with prices from $649 to $3,172, a $2,523 spread on the same certified stone. MOH London lists it at $3,172. 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

4.03
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831679302
Dimensions13.23 × 8.78 × 5.53 mm
L/W Ratio1.51
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.23 mm8.78 mm4.03 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831679302
Side View
Table 56.0%Crown 35.3°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.0%

Caratlytics Score

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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 1
Current: $3,172 USD|Low: $623 USD|High: $3,211 USD|Avg: $1,775 USD
MOH London
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Retailer 20
November 3, 2026
Retailer 20$649 USD
Retailer 6$706 USD
Retailer 3$753 USD
Retailer 10$753 USD
Retailer 16$930 USD
Retailer 19$1,078 USD
Retailer 15$1,199 USD
Retailer 2$1,203 USD
Retailer 12$1,585 USD
Retailer 13$1,602 USD
Retailer 17$1,613 USD
Retailer 14$1,773 USD
Retailer 5$2,117 USD
Retailer 8$2,347 USD
Retailer 4$2,568 USD
Retailer 7$2,588 USD
Retailer 11$2,598 USD
Retailer 9$2,621 USD
Retailer 18$3,035 USD
MOH London$3,172 USD

42 data points across 20 retailers

23 retailers$649 USD to $3,172 USD

A
Cheapest Retailer
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$649 USD
Retailer 2
-
$649 USD
View
Price last confirmed 42 days ago
A
Retailer 3
-
$706 USD
View
Retailer 4
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$743 USD
View
Price last confirmed 42 days ago
Retailer 5
-
$753 USD
View
Price last confirmed 17 days ago
A
Retailer 6
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$753 USD
View
A
Retailer 7
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$896 USD
HK$7,000 HKD
View
A
Retailer 8
-
$930 USD
View
B+
Retailer 9
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$1,078 USD
View
A
Retailer 10
-
$1,199 USD
€1,142 EUR
View
A
Retailer 11
-
$1,203 USD
£947 GBP
View
B+
Retailer 12
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$1,585 USD
View
B+
Retailer 13
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$1,602 USD
ZAR 25,878 ZAR
View
B+
Retailer 14
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$1,613 USD
A$2,482 AUD
View
B+
Retailer 15
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$1,773 USD
View
B+
Retailer 16
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$2,117 USD
View
B
Retailer 17
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$2,347 USD
£1,848 GBP
View
B
Retailer 18
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$2,568 USD
View
B
Retailer 19
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$2,588 USD
SGD 3,497 SGD
View
B
Retailer 20
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$2,598 USD
View
B
Retailer 21
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$2,674 USD
View
Retailer 22
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$3,035 USD
View
Price last confirmed 15 days ago
Most Expensive
B
MOH London
LG831679302 · Nov 3
$3,172 USD
£2,498 GBP
View
22 more retailers have this diamond
Prices start from $649 USDSave up to $2,523 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
4.03ct Oval
$649 USD