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Round|Lab Grown|IGI

13.15ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG727550593

Shape and cutting style on the report: Round brilliant

Certificate IGI LG727550593

Diamond specifications and retailer prices

From $6,450 USD
£5,079 GBP
As of November 1, 2026
Save $24,860 USD (79%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $31,310 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 13.15ct lab-grown round diamond

This 13.15ct lab-grown round sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG727550593 or 727550593. Listed at 24 retailers as of October 31, 2026, with prices from $6,450 to $31,310, a $24,860 spread on the same certified stone. Brilliant Earth lists it at $31,310. 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

13.15
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG727550593
Dimensions15.16 × 15.21 × 9.27 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.16 mm15.21 mm13.15 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG727550593
Side View
Table 59.0%Crown 34.2°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.1%

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 1
Current: $31,310 USD|Low: $6,448 USD|High: $31,310 USD|Avg: $13,067 USD
Brilliant Earth
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
November 1, 2026
Retailer 10$6,450 USD
Retailer 5$6,923 USD
Retailer 8$7,200 USD
Retailer 9$8,031 USD
Retailer 15$8,035 USD
Retailer 3$8,600 USD
Retailer 4$9,231 USD
Retailer 12$10,057 USD
Retailer 17$11,885 USD
Retailer 16$12,431 USD
Retailer 6$12,568 USD
Retailer 14$13,286 USD
Retailer 11$14,264 USD
Retailer 13$14,655 USD
Retailer 2$15,332 USD
Retailer 7$27,437 USD
Brilliant Earth$31,310 USD

32 data points across 17 retailers

24 retailers$6,450 USD to $31,310 USD

A
Cheapest Retailer
-
$6,450 USD
£5,079 GBP
B+
Retailer 2
-
$6,923 USD
View
B+
Retailer 3
-
$7,200 USD
View
B+
Retailer 4
-
$7,505 USD
View
B+
Retailer 5
-
$7,753 USD
View
Final sale: no returns
B+
Retailer 6
-
$8,031 USD
View
Retailer 7
-
$8,031 USD
View
Price last confirmed 19 days ago
B+
Retailer 8
-
$8,035 USD
View
Retailer 9
-
$8,600 USD
View
Price last confirmed 14 days ago
B+
Retailer 10
-
$9,231 USD
View
B+
Retailer 11
-
$9,534 USD
View
B+
Retailer 12
-
$10,057 USD
£7,919 GBP
View
B
Retailer 13
-
$11,885 USD
View
B+
Retailer 14
-
$12,431 USD
ZAR 200,831 ZAR
View
B
Retailer 15
-
$12,568 USD
View
B
Retailer 16
-
$13,286 USD
€12,653 EUR
View
B
Retailer 17
-
$14,264 USD
A$21,945 AUD
View
B
Retailer 18
-
$14,655 USD
View
B
Retailer 19
-
$15,332 USD
A$23,587 AUD
View
B
Retailer 20
-
$19,637 USD
View
B
Retailer 21
-
$22,354 USD
View
B
Retailer 22
-
$27,437 USD
View
B
Retailer 23
-
$30,761 USD
View
Most Expensive
B
Brilliant Earth
15446636A · Oct 31
$31,310 USD
View
23 more retailers have this diamond
Prices start from $6,450 USDSave up to $24,860 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
13.15ct Round
$6,450 USD