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Cushion|Lab Grown|IGI

3.13ct I VS1 Cushion Lab Grown Diamond

ID • I/VS1 • IGI LG830646768

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG830646768

Diamond specifications and retailer prices

From $1,473 USD
As of November 2, 2026
Save $3,935 USD (73%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,408 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.13ct lab-grown cushion diamond

This 3.13ct 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 LG830646768 or 830646768. Listed at 11 retailers as of October 31, 2026, with prices from $1,473 to $5,408, a $3,935 spread on the same certified stone. Taylor and Hart lists it at $5,408. 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

3.13
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830646768
Dimensions10.77 × 7.34 × 4.96 mm
L/W Ratio1.47
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.77 mm7.34 mm3.13 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830646768
Side View
Table 50.0%Crown 33.6°Girdle: STK-THKPavilion 38.5°Culet: LargeDepth 67.6%

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: Nov 2
Current: $2,435 USD|Low: $1,402 USD|High: $5,900 USD|Avg: $3,174 USD|+21.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Taylor and Hart
November 2, 2026
Retailer 6$1,473 USD
Retailer 3$1,626 USD
Retailer 11$1,676 USD
Retailer 8$1,710 USD
Retailer 5$2,234 USD
Retailer 1$2,435 USD
Retailer 7$3,575 USD
Retailer 10$3,710 USD
Retailer 9$3,719 USD
Retailer 2$4,699 USD
Retailer 4$4,947 USD
Taylor and Hart$5,408 USD

33 data points across 12 retailers

11 retailers$1,473 USD to $5,408 USD

A
Cheapest Retailer
-
$1,473 USD
B+
Retailer 2
-
$1,626 USD
HK$12,700 HKD
View
B+
Retailer 3
-
$1,710 USD
View
B
Retailer 4
-
$2,234 USD
€2,128 EUR
View
B+
Retailer 5
-
$2,435 USD
View
B
Retailer 6
-
$3,575 USD
ZAR 57,750 ZAR
View
B
Retailer 7
-
$3,710 USD
View
B
Retailer 8
-
$3,719 USD
£2,928 GBP
View
B
Retailer 9
-
$4,699 USD
SGD 6,350 SGD
View
B
Retailer 10
-
$4,947 USD
£3,895 GBP
View
Most Expensive
B
Taylor and Hart
ROE2HH1 · Oct 31
$5,408 USD
View
10 more retailers have this diamond
Prices start from $1,473 USDSave up to $3,935 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
3.13ct Cushion
$1,473 USD