Cushion|Lab Grown|IGI

3.10ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG815653594

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG815653594

Diamond specifications and retailer prices

From $569 USD
As of October 31, 2026
Save $223 USD (28%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,143 USD at Brilliance · As of October 24, 2026
View at Brilliance

About this 3.1ct lab-grown cushion diamond

This 3.1ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG815653594 or 815653594. Listed at 3 retailers as of October 30, 2026, with a 39% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.10
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815653594
Dimensions9.89 × 7.62 × 5.08 mm
L/W Ratio1.30
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.89 mm7.62 mm3.10 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815653594
Side View
Table 62.0%Crown 36°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 66.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $2,143 USD|Low: $569 USD|High: $4,210 USD|Avg: $1,495 USD|-7.8%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 28, 2026
Retailer 2$569 USD
Retailer 6$730 USD
Retailer 3$792 USD
Retailer 7$852 USD
Retailer 4$982 USD
Retailer 8$1,016 USD
Brilliance$2,143 USD
Retailer 5$4,210 USD

12 data points across 8 retailers

3 retailers$569 USD to $792 USD

A
Cheapest Retailer
-
$569 USD
Final sale: no returns
B+
Retailer 2
-
$792 USD
View
Most Expensive
Brilliance
D43774307 · Oct 24
$2,143 USD
View
Price last confirmed 8 days ago
2 more retailers have this diamond
Prices start from $569 USDSave up to $223 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
3.10ct Cushion
$569 USD