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Cushion|Lab Grown|IGI

4.86ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG797625490

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG797625490

Diamond specifications and retailer prices

From $2,360 NZD
$1,330 USD
As of October 31, 2026
Save $8,091 NZD (77%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $10,770 NZD at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 4.86ct lab-grown cushion diamond

This 4.86ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG797625490 or 797625490. Listed at 9 retailers as of October 29, 2026, with a 343% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.86
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.6°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797625490
Dimensions11.60 × 9.13 × 6.14 mm
L/W Ratio1.27
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.60 mm9.13 mm4.86 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797625490
Side View
Table 65.0%Crown 29.6°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 67.3%

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: $10,451 NZD|Low: $1,826 NZD|High: $10,451 NZD|Avg: $5,184 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 10$2,360 NZD
Retailer 7$2,573 NZD
Retailer 3$2,605 NZD
Retailer 4$2,933 NZD
Retailer 8$3,248 NZD
Retailer 9$4,081 NZD
Retailer 13$4,383 NZD
Retailer 12$5,030 NZD
Retailer 5$6,333 NZD
Retailer 2$7,726 NZD
Retailer 6$7,984 NZD
Retailer 11$9,401 NZD
Brilliant Earth$10,451 NZD

8 data points across 13 retailers

9 retailers$2,360 NZD to $10,451 NZD

A
Cheapest Retailer
-
$2,360 NZD
$1,330 USD
Final sale: no returns
A
Retailer 2
-
$2,573 NZD
$1,450 USD
View
A
Retailer 3
-
$3,248 NZD
HK$14,300 HKD
View
B+
Retailer 4
-
$4,081 NZD
$2,300 USD
View
B+
Retailer 5
-
$7,726 NZD
A$6,699 AUD
View
Retailer 6
-
$7,984 NZD
$4,500 USD
View
Price last confirmed 12 days ago
B
Retailer 7
-
$9,401 NZD
SGD 7,160 SGD
View
B
Retailer 8
-
$10,451 NZD
$5,890 USD
View
Most Expensive
Brilliant Earth
21190080B · Oct 1
$10,770 NZD
$6,070 USD
View
Price last confirmed 30 days ago
8 more retailers have this diamond
Prices start from $2,360 NZDSave up to $8,091 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
4.86ct Cushion
$2,360 NZD