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Cushion|Lab Grown|IGI

3.05ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG459117375

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG459117375

Diamond specifications and retailer prices

From $853 USD
As of October 30, 2026
Save $6,957 USD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,810 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG459117375 or 459117375. Listed at 14 retailers as of October 30, 2026, with prices from $853 to $7,810, a $6,957 spread on the same certified stone. Do Amore Diamonds lists it at $7,810. 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
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG459117375
Dimensions9.15 × 8.19 × 5.46 mm
L/W Ratio1.12
Girdle conditionFaceted
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
9.15 mm8.19 mm3.05 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG459117375
Side View
Table 60.5%Crown 33.9°Girdle: THN-STKPavilion 39.7°Culet: NoneDepth 66.7%

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 30
Current: $7,810 USD|Low: $853 USD|High: $7,810 USD|Avg: $2,563 USD
Do Amore Diamonds
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 29, 2026
Retailer 5$853 USD
Retailer 15$984 USD
Retailer 10$1,195 USD
Retailer 13$1,295 USD
Retailer 12$1,380 USD
Retailer 7$1,452 USD
Retailer 3$1,637 USD
Retailer 11$1,820 USD
Retailer 2$2,614 USD
Retailer 4$3,109 USD
Retailer 9$3,116 USD
Retailer 8$3,839 USD
Retailer 14$3,960 USD
Retailer 6$4,009 USD
Do Amore Diamonds$7,810 USD

9 data points across 15 retailers

14 retailers$853 USD to $7,810 USD

A
Cheapest Retailer
-
$853 USD
A
Retailer 2
-
$984 USD
View
Final sale: no returns
A
Retailer 3
-
$1,195 USD
View
A
Retailer 4
-
$1,295 USD
View
Retailer 5
-
$1,380 USD
£1,087 GBP
View
Price last confirmed 14 days ago
B+
Retailer 6
-
$1,637 USD
View
B+
Retailer 7
-
$1,820 USD
View
B+
Retailer 8
-
$2,614 USD
ZAR 42,233 ZAR
View
B
Retailer 9
-
$3,109 USD
£2,448 GBP
View
B
Retailer 10
-
$3,116 USD
CA$4,327 CAD
View
B
Retailer 11
-
$3,839 USD
£3,023 GBP
View
Retailer 12
-
$3,960 USD
View
Price last confirmed 15 days ago
B
Retailer 13
-
$4,009 USD
View
Most Expensive
B
Do Amore Diamonds
27-761F9FB84 · Oct 31
$7,810 USD
View
13 more retailers have this diamond
Prices start from $853 USDSave up to $6,957 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
$853 USD