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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 $9,182 AUD
£5,079 GBP
As of November 1, 2026
Save $35,390 AUD (79%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $44,573 AUD 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 $9,182 to $44,573, a $35,390 spread on the same certified stone. Brilliant Earth lists it at $44,573. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $44,573 AUD|Low: $9,179 AUD|High: $44,573 AUD|Avg: $18,583 AUD
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 2$9,182 AUD
Retailer 5$9,856 AUD
Retailer 8$10,250 AUD
Retailer 9$11,433 AUD
Retailer 14$11,439 AUD
Retailer 3$12,243 AUD
Retailer 4$13,141 AUD
Retailer 11$14,317 AUD
Retailer 16$16,919 AUD
Retailer 15$17,697 AUD
Retailer 6$17,892 AUD
Retailer 13$18,913 AUD
Retailer 10$20,307 AUD
Retailer 12$20,863 AUD
Retailer 17$21,863 AUD
Retailer 7$39,060 AUD
Brilliant Earth$44,573 AUD

32 data points across 17 retailers

24 retailers$9,182 AUD to $44,573 AUD

A
Cheapest Retailer
-
$9,182 AUD
£5,079 GBP
B+
Retailer 2
-
$9,856 AUD
$6,923 USD
View
B+
Retailer 3
-
$10,250 AUD
$7,200 USD
View
B+
Retailer 4
-
$10,684 AUD
$7,505 USD
View
B+
Retailer 5
-
$11,037 AUD
$7,753 USD
View
Final sale: no returns
B+
Retailer 6
-
$11,433 AUD
$8,031 USD
View
Retailer 7
-
$11,433 AUD
$8,031 USD
View
Price last confirmed 19 days ago
B+
Retailer 8
-
$11,439 AUD
$8,035 USD
View
Retailer 9
-
$12,243 AUD
$8,600 USD
View
Price last confirmed 14 days ago
B+
Retailer 10
-
$13,141 AUD
$9,231 USD
View
B+
Retailer 11
-
$13,573 AUD
$9,534 USD
View
B+
Retailer 12
-
$14,317 AUD
£7,919 GBP
View
B
Retailer 13
-
$16,919 AUD
$11,885 USD
View
B+
Retailer 14
-
$17,697 AUD
ZAR 200,831 ZAR
View
B
Retailer 15
-
$17,892 AUD
$12,568 USD
View
B
Retailer 16
-
$18,913 AUD
€12,653 EUR
View
B
Retailer 17
-
$20,307 AUD
View
B
Retailer 18
-
$20,863 AUD
$14,655 USD
View
Retailer 19
-
$21,863 AUD
View
Price last confirmed 9 days ago
B
Retailer 20
-
$27,955 AUD
$19,637 USD
View
B
Retailer 21
-
$31,822 AUD
$22,354 USD
View
B
Retailer 22
-
$39,060 AUD
$27,437 USD
View
B
Retailer 23
-
$43,791 AUD
$30,761 USD
View
Most Expensive
B
Brilliant Earth
15446636A · Oct 31
$44,573 AUD
$31,310 USD
View
23 more retailers have this diamond
Prices start from $9,182 AUDSave up to $35,390 AUD

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
$9,182 AUD