Cushion|Lab Grown|IGI

3.08ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG680530168

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG680530168

Diamond specifications and retailer prices

From $1,338 USD
As of October 23, 2026
14 retailers carry this diamond
Most expensive: $3,972 USD at Blue Nile · As of October 22, 2026
View at Blue Nile

About this 3.08ct lab-grown cushion diamond

This 3.08ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG680530168 or 680530168. Listed at 14 retailers as of October 23, 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

3.08
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680530168
Dimensions8.58 × 8.41 × 5.58 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.58 mm8.41 mm3.08 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680530168
Side View
Table 63.0%Crown 36°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 66.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 23
Current: $3,972 USD|Low: $505 USD|High: $3,972 USD|Avg: $1,426 USD
Blue Nile
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
October 22, 2026
Retailer 4$588 USD
Retailer 7$651 USD
Retailer 15$747 USD
Retailer 11$790 USD
Retailer 14$946 USD
Retailer 2$999 USD
Retailer 5$1,008 USD
Retailer 16$1,008 USD
Retailer 17$1,338 USD
Retailer 12$1,386 USD
Retailer 13$1,401 USD
Retailer 9$1,524 USD
Retailer 3$2,117 USD
Retailer 6$2,231 USD
Retailer 8$2,415 USD
Retailer 10$2,733 USD
Blue Nile$3,972 USD

27 data points across 17 retailers

14 retailers

Retailer 1
-
$651 USD
Price last confirmed 19 days ago
Retailer 2
-
$747 USD
£588 GBP
View
Price last confirmed 12 days ago
Retailer 3
-
$790 USD
View
Price last confirmed 6 days ago
Retailer 4
-
$999 USD
£787 GBP
View
Price last confirmed 7 days ago
Retailer 5
-
$1,008 USD
View
Price last confirmed 8 days ago
Retailer 6
-
$1,008 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$1,338 USD
View
Retailer 8
-
$1,386 USD
A$2,132 AUD
View
Price last confirmed 9 days ago
Retailer 9
-
$1,401 USD
ZAR 22,632 ZAR
View
Price last confirmed 10 days ago
Retailer 10
-
$2,117 USD
View
Price last confirmed 8 days ago
Retailer 11
-
$2,231 USD
View
Price last confirmed 8 days ago
Retailer 12
-
$2,415 USD
View
Price last confirmed 7 days ago
Retailer 13
-
$2,733 USD
£2,152 GBP
View
Price last confirmed 8 days ago
Most Expensive
Blue Nile
25258320 · Oct 22
$3,972 USD
View
Price last confirmed 7 days ago
13 more retailers have this diamond
Prices start from $1,338 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
3.08ct Cushion
$1,338 USD