Cushion|Lab Grown|IGI

3.78ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG823618560

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG823618560

Diamond specifications and retailer prices

From $2,550 NZD
$1,437 USD
As of October 31, 2026
Save $8,914 NZD (78%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $11,464 NZD at Yadav Diamonds · As of October 30, 2026
View at Yadav Diamonds

About this 3.78ct lab-grown cushion diamond

This 3.78ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG823618560 or 823618560. Listed at 4 retailers as of October 30, 2026, with prices from $2,550 to $11,464, a $8,914 spread on the same certified stone. Yadav Diamonds lists it at $11,464. 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

3.78
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823618560
Dimensions10.49 × 8.20 × 5.63 mm
L/W Ratio1.28
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.49 mm8.20 mm3.78 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823618560
Side View
Table 63.0%Crown 35.5°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 68.7%

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: $2,716 NZD|Low: $772 NZD|High: $11,464 NZD|Avg: $5,973 NZD|+1.3%
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
Yadav Diamonds
October 2, 2026
Retailer 4$772 NZD
Retailer 11$2,550 NZD
Retailer 1$2,716 NZD
Retailer 9$2,803 NZD
Retailer 12$3,914 NZD
Retailer 6$3,974 NZD
Retailer 5$4,658 NZD
Retailer 3$5,789 NZD
Retailer 10$6,652 NZD
Retailer 8$7,853 NZD
Retailer 7$8,950 NZD
Retailer 13$9,761 NZD
Retailer 2$11,054 NZD
Yadav Diamonds$11,464 NZD

13 data points across 14 retailers

4 retailers$2,550 NZD to $11,464 NZD

A
Cheapest Retailer
-
$2,550 NZD
$1,437 USD
Retailer 2
-
$5,789 NZD
$3,262 USD
View
Price last confirmed 71 days ago
Retailer 3
-
$8,950 NZD
£3,972 GBP
View
Price last confirmed 29 days ago
Most Expensive
B
Yadav Diamonds
13221627 · Oct 30
$11,464 NZD
$6,461 USD
View
3 more retailers have this diamond
Prices start from $2,550 NZDSave up to $8,914 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
3.78ct Cushion
$2,550 NZD