Radiant|Lab Grown|IGI

15.03ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG687589683

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG687589683

Diamond specifications and retailer prices

From $9,783 USD
As of October 29, 2026
Save $15,481 USD (61%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $25,264 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 15.03ct lab-grown radiant diamond

This 15.03ct lab-grown radiant 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 LG687589683 or 687589683. Listed at 14 retailers as of October 29, 2026, with prices from $9,783 to $25,264, a $15,481 spread on the same certified stone. Reve Diamonds lists it at $25,264. 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

15.03
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.7°
Pavilion angle30.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687589683
Dimensions11.96 × 11.96 × 7.37 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.96 mm11.96 mm15.03 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687589683
Side View
Table 64.0%Crown 40.7°Girdle: MED-STKPavilion 30.1°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $12,235 USD|Low: $7,359 USD|High: $25,264 USD|Avg: $14,918 USD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 30, 2026
Retailer 4$9,783 USD
Retailer 10$10,133 USD
Retailer 6$11,271 USD
Retailer 5$11,275 USD
Retailer 8$11,722 USD
Retailer 1$12,235 USD
Retailer 3$15,686 USD
Retailer 7$16,345 USD
Retailer 2$17,282 USD
Retailer 9$19,256 USD
Reve Diamonds$25,264 USD

34 data points across 11 retailers

14 retailers$9,783 USD to $25,264 USD

Retailer 1
-
$8,735 USD
Price last confirmed 22 days ago
Retailer 2
-
$9,085 USD
View
Price last confirmed 33 days ago
B+
Retailer 3
-
$9,783 USD
View
Final sale: no returns
Retailer 4
-
$10,133 USD
View
Price last confirmed 27 days ago
B
Retailer 5
-
$11,271 USD
View
B
Retailer 6
-
$11,275 USD
View
Retailer 7
-
$11,396 USD
View
Price last confirmed 30 days ago
B
Retailer 8
-
$11,722 USD
View
B+
Retailer 9
-
$12,235 USD
£9,634 GBP
View
B
Retailer 10
-
$15,686 USD
ZAR 253,406 ZAR
View
Retailer 11
-
$16,345 USD
A$25,146 AUD
View
Price last confirmed 22 days ago
B
Retailer 12
-
$17,282 USD
View
Retailer 13
-
$19,256 USD
A$29,625 AUD
View
Price last confirmed 32 days ago
Most Expensive
B
Reve Diamonds
C8F36DD38 · Oct 30
$25,264 USD
View
13 more retailers have this diamond
Prices start from $9,783 USDSave up to $15,481 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.

B+
15.03ct Radiant
$9,783 USD