Cushion|Lab Grown|IGI

3.80ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG819646206

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG819646206

Diamond specifications and retailer prices

From $3,185 USD
As of October 28, 2026
Save $13,025 USD (80%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $16,210 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.8ct lab-grown cushion diamond

This 3.8ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG819646206 or 819646206. Listed at 22 retailers as of October 28, 2026, with prices from $3,185 to $16,210, a $13,025 spread on the same certified stone. Do Amore Diamonds lists it at $16,210. 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

3.80
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819646206
Dimensions10.93 × 7.95 × 5.45 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.93 mm7.95 mm3.80 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819646206
Side View
Table 62.0%Crown 35.4°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 68.6%

Caratlytics Score

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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: Oct 28
Current: $16,210 USD|Low: $2,800 USD|High: $17,920 USD|Avg: $7,412 USD
Do Amore Diamonds
Retailer 2
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Retailer 22
October 28, 2026
Retailer 5$3,021 USD
Retailer 21$3,044 USD
Retailer 11$3,185 USD
Retailer 22$3,847 USD
Retailer 8$4,032 USD
Retailer 6$4,275 USD
Retailer 2$4,479 USD
Retailer 9$4,762 USD
Retailer 16$5,039 USD
Retailer 15$5,745 USD
Retailer 20$7,543 USD
Retailer 19$7,714 USD
Retailer 3$7,782 USD
Retailer 14$8,231 USD
Retailer 4$8,293 USD
Retailer 18$8,465 USD
Retailer 10$8,756 USD
Retailer 13$10,117 USD
Retailer 17$11,610 USD
Retailer 12$12,572 USD
Retailer 7$14,577 USD
Do Amore Diamonds$16,210 USD

31 data points across 22 retailers

22 retailers$3,185 USD to $16,210 USD

Retailer 1
-
$3,021 USD
Price last confirmed 18 days ago
A
Retailer 2
-
$3,185 USD
View
A
Retailer 3
-
$3,847 USD
View
A
Retailer 4
-
$4,032 USD
View
A
Retailer 5
-
$4,275 USD
CA$5,937 CAD
View
A
Retailer 6
-
$4,479 USD
£3,527 GBP
View
A
Retailer 7
-
$4,762 USD
View
A
Retailer 8
-
$5,039 USD
€4,799 EUR
View
B+
Retailer 9
-
$5,745 USD
£4,524 GBP
View
Retailer 10
-
$7,543 USD
A$11,605 AUD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$7,714 USD
ZAR 124,618 ZAR
View
B+
Retailer 12
-
$7,782 USD
View
B+
Retailer 13
-
$8,231 USD
View
B+
Retailer 14
-
$8,293 USD
View
B+
Retailer 15
-
$8,465 USD
£6,665 GBP
View
B
Retailer 16
-
$8,756 USD
View
Retailer 17
-
$9,270 USD
View
Price last confirmed 37 days ago
B+
Retailer 18
-
$10,117 USD
£7,966 GBP
View
B
Retailer 19
-
$11,610 USD
View
B
Retailer 20
-
$12,572 USD
View
B
Retailer 21
-
$14,577 USD
View
Most Expensive
B
Do Amore Diamonds
20-E93886 · Oct 29
$16,210 USD
View
21 more retailers have this diamond
Prices start from $3,185 USDSave up to $13,025 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
3.80ct Cushion
$3,185 USD