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Round|Lab Grown|IGI

3.09ct E VS1 Round Lab Grown Diamond

EX • E/VS1 • IGI LG715559370

Shape and cutting style on the report: Round brilliant

Certificate IGI LG715559370

Diamond specifications and retailer prices

From $532 USD
As of October 26, 2026
Save $3,748 USD (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,280 USD at Queensmith · As of October 27, 2026
View at Queensmith

About this 3.09ct lab-grown round diamond

This 3.09ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG715559370 or 715559370. Listed at 20 retailers as of October 26, 2026, with prices from $532 to $4,280, a $3,748 spread on the same certified stone. Queensmith lists it at $4,280. 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

3.09
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG715559370
Dimensions9.32 × 9.28 × 5.81 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.32 mm9.28 mm3.09 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG715559370
Side View
Table 57.0%Crown 35.2°Girdle: MediumPavilion 41.4°Culet: NoneDepth 62.6%

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: Oct 26
Current: $1,020 USD|Low: $532 USD|High: $3,125 USD|Avg: $1,400 USD|-3.6%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 4$532 USD
Retailer 5$595 USD
Retailer 15$659 USD
Retailer 9$711 USD
Retailer 13$760 USD
Retailer 8$915 USD
Retailer 18$1,016 USD
Retailer 2$1,019 USD
Retailer 1$1,020 USD
Retailer 16$1,310 USD
Retailer 12$1,432 USD
Retailer 7$1,512 USD
Retailer 14$1,702 USD
Retailer 17$1,734 USD
Retailer 10$2,073 USD
Retailer 3$2,123 USD
Retailer 6$2,142 USD
Retailer 11$2,767 USD

39 data points across 18 retailers

20 retailers$532 USD to $4,280 USD

A
Cheapest Retailer
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$532 USD
A
Retailer 2
-
$595 USD
View
Final sale: no returns
A
Retailer 3
-
$643 USD
View
Price last confirmed 16 days ago
A
Retailer 4
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$659 USD
View
A
Retailer 5
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$711 USD
View
Price last confirmed 18 days ago
A
Retailer 6
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$760 USD
View
A
Retailer 7
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$915 USD
£721 GBP
View
Price last confirmed 12 days ago
A
Retailer 8
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$1,016 USD
View
A
Retailer 9
-
$1,019 USD
View
A
Retailer 10
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$1,020 USD
£803 GBP
View
B+
Retailer 11
-
$1,310 USD
View
B+
Retailer 12
-
$1,432 USD
ZAR 23,134 ZAR
View
B+
Retailer 13
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$1,512 USD
A$2,326 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
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$1,702 USD
View
B+
Retailer 15
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$1,734 USD
View
B
Retailer 16
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$2,073 USD
£1,632 GBP
View
Price last confirmed 18 days ago
B
Retailer 17
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$2,123 USD
View
B
Retailer 18
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$2,142 USD
View
B
Retailer 19
-
$2,767 USD
£2,179 GBP
View
Most Expensive
B
Queensmith
LG715559370 · Oct 27
$4,280 USD
£3,370 GBP
View
19 more retailers have this diamond
Prices start from $532 USDSave up to $3,748 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
3.09ct Round
$532 USD