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Cushion|Lab Grown|IGI

3.10ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG838648256

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

Certificate IGI LG838648256

Diamond specifications and retailer prices

From $1,670 AUD
$1,166 USD
As of November 3, 2026
Save $3,485 AUD (68%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $5,155 AUD at Taylor and Hart · As of November 3, 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG838648256 or 838648256. Listed at 5 retailers as of November 3, 2026, with prices from $1,670 to $5,155, a $3,485 spread on the same certified stone. Taylor and Hart lists it at $5,155. 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
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle30.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838648256
Dimensions7.82 × 7.58 × 5.47 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.82 mm7.58 mm3.10 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838648256
Side View
Table 58.0%Crown 36.9°Girdle: THK-VTKPavilion 30.4°Culet: NoneDepth 72.2%

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: Nov 3
Current: $1,670 AUD|Low: $1,612 AUD|High: $5,155 AUD|Avg: $3,062 AUD|+3.6%
Retailer 1
Retailer 2
Retailer 3
Taylor and Hart
November 3, 2026
Retailer 1$1,670 AUD
Retailer 3$1,847 AUD
Retailer 2$5,034 AUD
Taylor and Hart$5,155 AUD

5 data points across 4 retailers

5 retailers$1,670 AUD to $5,155 AUD

A
Cheapest Retailer
-
$1,670 AUD
$1,166 USD
A
Retailer 2
-
$1,847 AUD
$1,290 USD
View
B+
Retailer 3
-
$3,000 AUD
$2,095 USD
View
B
Retailer 4
-
$5,034 AUD
£2,768 GBP
View
Most Expensive
B
Taylor and Hart
YBUAVY8 · Nov 3
$5,155 AUD
$3,600 USD
View
4 more retailers have this diamond
Prices start from $1,670 AUDSave up to $3,485 AUD

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
$1,670 AUD