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Cushion|Lab Grown|IGI

3.00ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG681521451

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG681521451

Diamond specifications and retailer prices

From $1,184 AUD
$832 USD
As of October 30, 2026
Save $8,211 AUD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $9,396 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3ct lab-grown cushion diamond

This 3ct 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 LG681521451 or 681521451. Listed at 18 retailers as of October 29, 2026, with prices from $1,184 to $9,396, a $8,211 spread on the same certified stone. Do Amore Diamonds lists it at $9,396. 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

3.00
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681521451
Dimensions8.10 × 8.10 × 5.31 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.10 mm8.10 mm3.00 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681521451
Side View
Table 63.0%Crown 34.7°Girdle: MED-VTKPavilion 36.8°Culet: NoneDepth 65.6%

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: Oct 30
Current: $9,396 AUD|Low: $1,184 AUD|High: $9,396 AUD|Avg: $3,511 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 5$1,184 AUD
Retailer 14$1,227 AUD
Retailer 11$1,416 AUD
Retailer 7$1,473 AUD
Retailer 2$1,818 AUD
Retailer 8$2,074 AUD
Retailer 12$3,055 AUD
Retailer 9$3,144 AUD
Retailer 15$3,705 AUD
Retailer 6$3,732 AUD
Retailer 3$4,130 AUD
Retailer 4$4,147 AUD
Retailer 10$5,082 AUD
Retailer 13$8,940 AUD
Do Amore Diamonds$9,396 AUD

39 data points across 15 retailers

18 retailers$1,184 AUD to $9,396 AUD

A
Cheapest Retailer
-
$1,184 AUD
$832 USD
Final sale: no returns
Retailer 2
-
$1,227 AUD
$862 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$1,416 AUD
$995 USD
View
A
Retailer 4
-
$1,473 AUD
$1,035 USD
View
A
Retailer 5
-
$1,599 AUD
$1,123 USD
View
A
Retailer 6
-
$1,733 AUD
$1,217 USD
View
A
Retailer 7
-
$1,818 AUD
£1,006 GBP
View
A
Retailer 8
-
$2,074 AUD
£1,147 GBP
View
Retailer 9
-
$3,055 AUD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$3,144 AUD
ZAR 35,678 ZAR
View
Retailer 11
-
$3,705 AUD
View
Price last confirmed 23 days ago
B
Retailer 12
-
$3,732 AUD
£2,064 GBP
View
B
Retailer 13
-
$4,130 AUD
$2,901 USD
View
B
Retailer 14
-
$4,147 AUD
$2,913 USD
View
B
Retailer 15
-
$4,835 AUD
$3,397 USD
View
B
Retailer 16
-
$5,082 AUD
£2,811 GBP
View
B
Retailer 17
-
$8,940 AUD
$6,280 USD
View
Most Expensive
B
Do Amore Diamonds
27-32F673880 · Oct 29
$9,396 AUD
$6,600 USD
View
17 more retailers have this diamond
Prices start from $1,184 AUDSave up to $8,211 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
3.00ct Cushion
$1,184 AUD