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Cushion|Lab Grown|IGI

3.05ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG797666375

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG797666375

Diamond specifications and retailer prices

From $1,402 NZD
£622 GBP
As of November 2, 2026
Save $4,432 NZD (76%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $5,834 NZD at Helzberg Diamonds · As of November 2, 2026
View at Helzberg Diamonds

About this 3.05ct lab-grown cushion diamond

This 3.05ct 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 LG797666375 or 797666375. Listed at 4 retailers as of November 2, 2026, with prices from $1,402 to $5,834, a $4,432 spread on the same certified stone. Helzberg Diamonds lists it at $5,834. 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

3.05
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797666375
Dimensions10.13 × 7.57 × 5.04 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.13 mm7.57 mm3.05 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797666375
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 66.6%

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: $5,834 NZD|Low: $1,244 NZD|High: $5,834 NZD|Avg: $2,580 NZD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7$1,244 NZD
Retailer 5$1,315 NZD
Retailer 2$1,402 NZD
Retailer 9$1,630 NZD
Retailer 6$1,702 NZD
Retailer 8$2,665 NZD
Retailer 4$3,256 NZD
Retailer 3$4,773 NZD
Helzberg Diamonds$5,834 NZD

39 data points across 9 retailers

4 retailers$1,402 NZD to $5,834 NZD

A
Cheapest Retailer
-
$1,402 NZD
£622 GBP
Retailer 2
-
$3,256 NZD
$1,835 USD
View
Price last confirmed 12 days ago
B+
Retailer 3
-
$4,773 NZD
$2,690 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZNPNMMMJNL · Nov 2
$5,834 NZD
$3,288 USD
View
3 more retailers have this diamond
Prices start from $1,402 NZDSave up to $4,432 NZD

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
3.05ct Cushion
$1,402 NZD