CaratHunter
Plans
Cushion|Lab Grown|IGI

3.10ct I VS1 Cushion Lab Grown Diamond

ID • I/VS1 • IGI LG843641957

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG843641957

Diamond specifications and retailer prices

From €1,297 EUR
$1,449 USD
As of October 31, 2026
Save €3,497 EUR (73%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €4,794 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.1ct lab-grown cushion diamond

This 3.1ct 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 LG843641957 or 843641957. Listed at 11 retailers as of October 31, 2026, with prices from €1,297 to €4,794, a €3,497 spread on the same certified stone. Taylor and Hart lists it at €4,794. 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
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle43.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843641957
Dimensions11.75 × 7.58 × 5.12 mm
L/W Ratio1.55
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.75 mm7.58 mm3.10 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843641957
Side View
Table 53.0%Crown 38.3°Girdle: MED-STKPavilion 43.3°Culet: LargeDepth 67.5%

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: €1,517 EUR|Low: €1,297 EUR|High: €4,794 EUR|Avg: €2,710 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Taylor and Hart
October 31, 2026
Retailer 2€1,297 EUR
Retailer 7€1,444 EUR
Retailer 1€1,517 EUR
Retailer 9€1,779 EUR
Retailer 4€1,965 EUR
Retailer 8€2,027 EUR
Retailer 3€3,170 EUR
Retailer 6€4,165 EUR
Retailer 5€4,410 EUR
Taylor and Hart€4,794 EUR

4 data points across 10 retailers

11 retailers€1,297 EUR to €4,794 EUR

A
Cheapest Retailer
-
€1,297 EUR
$1,449 USD
B+
Retailer 2
-
€1,444 EUR
HK$12,600 HKD
View
B+
Retailer 3
-
€1,517 EUR
$1,695 USD
View
B+
Retailer 4
-
€1,779 EUR
$1,988 USD
View
B+
Retailer 5
-
€1,965 EUR
View
B
Retailer 6
-
€2,027 EUR
$2,265 USD
View
B
Retailer 7
-
€3,170 EUR
ZAR 57,208 ZAR
View
B
Retailer 8
-
€3,294 EUR
$3,680 USD
View
B
Retailer 9
-
€4,165 EUR
SGD 6,288 SGD
View
B
Retailer 10
-
€4,410 EUR
£3,879 GBP
View
Most Expensive
B
Taylor and Hart
IIYY2A4 · Oct 31
€4,794 EUR
$5,356 USD
View
10 more retailers have this diamond
Prices start from €1,297 EURSave up to €3,497 EUR

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
€1,297 EUR