Cushion|Lab Grown|IGI

3.12ct I VVS1 Cushion Lab Grown Diamond

ID • I/VVS1 • IGI LG831621876

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG831621876

Diamond specifications and retailer prices

From €1,444 EUR
$1,613 USD
As of October 31, 2026
Save €3,821 EUR (73%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €5,264 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.12ct lab-grown cushion diamond

This 3.12ct lab-grown cushion sits in the three to five carat band, graded I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831621876 or 831621876. Listed at 18 retailers as of October 31, 2026, with prices from €1,444 to €5,264, a €3,821 spread on the same certified stone. Taylor and Hart lists it at €5,264. 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

3.12
Carat
I
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle31.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831621876
Dimensions8.41 × 8.02 × 5.02 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Light Blue
Top View
8.41 mm8.02 mm3.12 ctI / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831621876
Side View
Table 62.0%Crown 36.7°Girdle: ThickPavilion 31.2°Culet: NoneDepth 62.6%

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: €2,245 EUR|Low: €1,444 EUR|High: €5,264 EUR|Avg: €2,850 EUR|-4.0%
Retailer 1
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
Retailer 16
Retailer 17
Taylor and Hart
November 1, 2026
Retailer 7€1,444 EUR
Retailer 2€1,496 EUR
Retailer 9€1,583 EUR
Retailer 17€1,647 EUR
Retailer 4€1,693 EUR
Retailer 10€1,709 EUR
Retailer 6€1,730 EUR
Retailer 1€2,245 EUR
Retailer 11€2,277 EUR
Retailer 15€2,393 EUR
Retailer 12€2,542 EUR
Retailer 13€3,474 EUR
Retailer 16€3,585 EUR
Retailer 5€3,615 EUR
Retailer 8€3,686 EUR
Retailer 14€4,278 EUR
Retailer 3€5,003 EUR
Taylor and Hart€5,264 EUR

43 data points across 18 retailers

18 retailers€1,444 EUR to €5,264 EUR

A
Cheapest Retailer
-
€1,444 EUR
$1,613 USD
Final sale: no returns
Retailer 2
-
€1,496 EUR
$1,671 USD
View
Price last confirmed 19 days ago
B+
Retailer 3
-
€1,583 EUR
$1,768 USD
View
B+
Retailer 4
-
€1,647 EUR
$1,840 USD
View
B+
Retailer 5
-
€1,693 EUR
$1,891 USD
View
B+
Retailer 6
-
€1,709 EUR
£1,503 GBP
View
B+
Retailer 7
-
€1,730 EUR
HK$15,100 HKD
View
B+
Retailer 8
-
€2,245 EUR
$2,508 USD
View
B+
Retailer 9
-
€2,277 EUR
View
B
Retailer 10
-
€2,393 EUR
$2,674 USD
View
B
Retailer 11
-
€2,542 EUR
$2,840 USD
View
B
Retailer 12
-
€3,474 EUR
ZAR 62,692 ZAR
View
B
Retailer 13
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€3,585 EUR
$4,005 USD
View
B
Retailer 14
-
€3,615 EUR
£3,180 GBP
View
B
Retailer 15
-
€3,686 EUR
$4,118 USD
View
B
Retailer 16
-
€4,278 EUR
£3,763 GBP
View
B
Retailer 17
-
€5,003 EUR
SGD 7,553 SGD
View
Most Expensive
B
Taylor and Hart
49XGH37 · Oct 31
€5,264 EUR
$5,882 USD
View
17 more retailers have this diamond
Prices start from €1,444 EURSave up to €3,821 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
3.12ct Cushion
€1,444 EUR