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Cushion|Lab Grown|IGI

10.23ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG763607117

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG763607117

Diamond specifications and retailer prices

From $7,663 USD
£6,034 GBP
As of October 30, 2026
Save $22,634 USD (75%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $30,297 USD at Michael Trio · As of October 30, 2026
View at Michael Trio

About this 10.23ct lab-grown cushion diamond

This 10.23ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG763607117 or 763607117. Listed at 17 retailers as of October 30, 2026, with prices from $7,663 to $30,297, a $22,634 spread on the same certified stone. Michael Trio lists it at $30,297. 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

10.23
Carat
E
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG763607117
Dimensions15.55 × 11.18 × 7.39 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.55 mm11.18 mm10.23 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG763607117
Side View
Table 63.0%Crown 34.3°Girdle: STK-THKPavilion 35.5°Culet: NoneDepth 66.1%

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 30
Current: $30,297 USD|Low: $7,637 USD|High: $35,980 USD|Avg: $17,357 USD|-15.8%
Michael Trio
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
October 30, 2026
Retailer 2$7,663 USD
Retailer 4$8,266 USD
Retailer 10$8,562 USD
Retailer 14$9,054 USD
Retailer 8$10,647 USD
Retailer 6$11,335 USD
Retailer 15$12,329 USD
Retailer 12$15,805 USD
Retailer 11$16,341 USD
Retailer 9$16,343 USD
Retailer 3$18,272 USD
Retailer 13$22,470 USD
Retailer 7$26,570 USD
Retailer 5$28,865 USD
Michael Trio$30,297 USD

42 data points across 15 retailers

17 retailers$7,663 USD to $30,297 USD

B+
Cheapest Retailer
-
$7,663 USD
£6,034 GBP
B+
Retailer 2
-
$8,266 USD
View
Final sale: no returns
B+
Retailer 3
-
$8,562 USD
View
B+
Retailer 4
-
$9,054 USD
View
B+
Retailer 5
-
$10,647 USD
£8,384 GBP
View
Retailer 6
-
$11,335 USD
View
Price last confirmed 9 days ago
B
Retailer 7
-
$12,329 USD
£9,708 GBP
View
Retailer 8
-
$12,640 USD
£9,953 GBP
View
Price last confirmed 16 days ago
B
Retailer 9
-
$14,869 USD
View
B
Retailer 10
-
$15,805 USD
View
Retailer 11
-
$16,341 USD
A$25,140 AUD
View
Price last confirmed 7 days ago
B
Retailer 12
-
$16,343 USD
€15,565 EUR
View
B
Retailer 13
-
$18,272 USD
View
B
Retailer 14
-
$22,470 USD
View
B
Retailer 15
-
$26,570 USD
View
B
Retailer 16
-
$28,865 USD
View
Most Expensive
B
Michael Trio
8687405320 · Oct 30
$30,297 USD
SGD 40,942 SGD
View
16 more retailers have this diamond
Prices start from $7,663 USDSave up to $22,634 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+
10.23ct Cushion
$7,663 USD