CaratHunter
Plans
Cushion|Lab Grown|IGI

3.17ct E VS2 Cushion Lab Grown Diamond

ID • E/VS2 • IGI LG831646502

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG831646502

Diamond specifications and retailer prices

From $629 USD
£495 GBP
As of October 30, 2026
Save $1,717 USD (73%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,346 USD at With Clarity · As of October 31, 2026
View at With Clarity

About this 3.17ct lab-grown cushion diamond

This 3.17ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831646502 or 831646502. Listed at 10 retailers as of October 30, 2026, with prices from $629 to $2,346, a $1,717 spread on the same certified stone. With Clarity lists it at $2,346. 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

3.17
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831646502
Dimensions10.59 × 7.46 × 5.02 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.59 mm7.46 mm3.17 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831646502
Side View
Table 60.0%Crown 35.9°Girdle: MED-THKPavilion 35.4°Culet: NoneDepth 67.3%

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 30
Current: $629 USD|Low: $627 USD|High: $2,365 USD|Avg: $1,599 USD|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
With Clarity
October 30, 2026
Retailer 1$629 USD
Retailer 3$670 USD
Retailer 2$836 USD
Retailer 8$906 USD
Retailer 6$1,819 USD
Retailer 4$1,929 USD
Retailer 7$2,111 USD
With Clarity$2,299 USD
Retailer 5$2,340 USD

33 data points across 9 retailers

10 retailers$629 USD to $2,346 USD

A
Cheapest Retailer
-
$629 USD
£495 GBP
A
Retailer 2
-
$670 USD
View
A
Retailer 3
-
$836 USD
€796 EUR
View
A
Retailer 4
-
$906 USD
View
B+
Retailer 5
-
$1,585 USD
View
B+
Retailer 6
-
$1,819 USD
View
B+
Retailer 7
-
$1,929 USD
£1,519 GBP
View
Retailer 8
-
$2,111 USD
SGD 2,853 SGD
View
Price last confirmed 18 days ago
Retailer 9
-
$2,340 USD
View
Price last confirmed 12 days ago
Most Expensive
B+
With Clarity
831646502 · Oct 31
$2,346 USD
View
9 more retailers have this diamond
Prices start from $629 USDSave up to $1,717 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
3.17ct Cushion
$629 USD