Cushion|Lab Grown|IGI

3.88ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG813650903

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG813650903

Diamond specifications and retailer prices

From $1,583 USD
As of November 1, 2026
11 retailers carry this diamond
Most expensive: $8,710 USD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 3.88ct lab-grown cushion diamond

This 3.88ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG813650903 or 813650903. Listed at 11 retailers as of November 1, 2026. 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

3.88
Carat
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813650903
Dimensions10.65 × 8.29 × 5.56 mm
L/W Ratio1.28
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.65 mm8.29 mm3.88 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813650903
Side View
Table 62.0%Crown 34.3°Girdle: STK-THKPavilion 36°Culet: NoneDepth 67.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $8,710 USD|Low: $1,260 USD|High: $9,120 USD|Avg: $4,028 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 25, 2026
Retailer 6$1,260 USD
Retailer 8$1,577 USD
Retailer 3$1,583 USD
Retailer 2$1,876 USD
Retailer 11$2,167 USD
Retailer 5$3,022 USD
Retailer 7$4,210 USD
Retailer 9$4,454 USD
Retailer 4$5,902 USD
Retailer 10$8,560 USD
Brilliant Earth$8,710 USD

21 data points across 11 retailers

11 retailers

Retailer 1
-
$1,260 USD
Price last confirmed 6 days ago
Retailer 2
-
$1,577 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$1,583 USD
View
Retailer 4
-
$1,876 USD
€1,787 EUR
View
Price last confirmed 7 days ago
Retailer 5
-
$2,167 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$3,022 USD
View
Price last confirmed 9 days ago
Retailer 7
-
$4,210 USD
£3,315 GBP
View
Price last confirmed 14 days ago
Retailer 8
-
$4,454 USD
A$6,853 AUD
View
Price last confirmed 24 days ago
Retailer 9
-
$5,902 USD
View
Price last confirmed 7 days ago
Retailer 10
-
$8,560 USD
View
Price last confirmed 7 days ago
Most Expensive
Brilliant Earth
21028586A · Oct 21
$8,710 USD
View
Price last confirmed 11 days ago
10 more retailers have this diamond
Prices start from $1,583 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
3.88ct Cushion
$1,583 USD