Cushion|Lab Grown|IGI

3.05ct I VS1 Cushion Lab Grown Diamond

EX • I/VS1 • IGI LG613370313

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG613370313

Diamond specifications and retailer prices

From $959 USD
As of October 31, 2026
Save $2,766 USD (74%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,725 USD at MOH London · As of November 1, 2026
View at MOH London

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG613370313 or 613370313. Listed at 10 retailers as of October 31, 2026, with prices from $959 to $3,725, a $2,766 spread on the same certified stone. MOH London lists it at $3,725. 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

3.05
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle31.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG613370313
Dimensions9.02 × 7.53 × 4.95 mm
L/W Ratio1.20
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.02 mm7.53 mm3.05 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG613370313
Side View
Table 63.0%Crown 33.9°Girdle: STK-VTKPavilion 31.3°Culet: NoneDepth 65.7%

Caratlytics Score

How it works →
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 31
Current: $3,725 USD|Low: $959 USD|High: $3,774 USD|Avg: $1,892 USD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 9$959 USD
Retailer 6$994 USD
Retailer 3$1,154 USD
Retailer 5$1,170 USD
Retailer 10$1,264 USD
Retailer 8$1,286 USD
Retailer 7$1,597 USD
Retailer 2$2,307 USD
Retailer 4$2,743 USD
Retailer 11$3,446 USD
MOH London$3,725 USD

18 data points across 11 retailers

10 retailers$959 USD to $3,725 USD

A
Cheapest Retailer
-
$959 USD
Final sale: no returns
Retailer 2
-
$994 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$1,170 USD
View
A
Retailer 4
-
$1,264 USD
View
A
Retailer 5
-
$1,286 USD
View
B+
Retailer 6
-
$1,597 USD
View
B+
Retailer 7
-
$2,307 USD
ZAR 37,273 ZAR
View
B
Retailer 8
-
$2,743 USD
£2,160 GBP
View
B
Retailer 9
-
$3,446 USD
View
Most Expensive
B
MOH London
LG613370313 · Nov 1
$3,725 USD
£2,933 GBP
View
9 more retailers have this diamond
Prices start from $959 USDSave up to $2,766 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
3.05ct Cushion
$959 USD