Cushion|Lab Grown|IGI

4.88ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG816676244

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG816676244

Diamond specifications and retailer prices

From $1,504 AUD
£832 GBP
As of October 24, 2026
Save $3,992 AUD (73%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $11,246 AUD at Queensmith · As of October 10, 2026
View at Queensmith

About this 4.88ct lab-grown cushion diamond

This 4.88ct 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 LG816676244 or 816676244. Listed at 16 retailers as of October 24, 2026, with a 265% 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

4.88
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816676244
Dimensions11.73 × 8.91 × 5.97 mm
L/W Ratio1.32
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.73 mm8.91 mm4.88 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816676244
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 35.7°Culet: NoneDepth 67.0%

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 24
Current: $11,246 AUD|Low: $1,504 AUD|High: $11,246 AUD|Avg: $4,389 AUD
Queensmith
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
Retailer 16
Retailer 17
October 25, 2026
Retailer 14$1,504 AUD
Retailer 17$1,523 AUD
Retailer 9$1,750 AUD
Retailer 5$2,000 AUD
Retailer 2$2,066 AUD
Retailer 15$2,447 AUD
Retailer 3$2,527 AUD
Retailer 11$3,329 AUD
Retailer 4$3,744 AUD
Retailer 10$4,116 AUD
Retailer 16$4,361 AUD
Retailer 13$4,896 AUD
Retailer 7$5,342 AUD
Retailer 12$5,496 AUD
Retailer 6$5,963 AUD
Retailer 8$6,067 AUD
Queensmith$11,246 AUD

36 data points across 17 retailers

16 retailers$1,504 AUD to $5,496 AUD

A
Cheapest Retailer
-
$1,504 AUD
£832 GBP
Retailer 2
-
$1,750 AUD
$1,229 USD
View
Price last confirmed 13 days ago
Retailer 3
-
$2,000 AUD
$1,405 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$2,066 AUD
$1,451 USD
View
A
Retailer 5
-
$2,447 AUD
£1,353 GBP
View
Retailer 6
-
$2,527 AUD
$1,775 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
$3,329 AUD
ZAR 37,779 ZAR
View
Retailer 8
-
$3,744 AUD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$4,116 AUD
$2,891 USD
View
B+
Retailer 10
-
$4,361 AUD
£2,412 GBP
View
B+
Retailer 11
-
$4,896 AUD
$3,439 USD
View
Retailer 12
-
$5,342 AUD
$3,752 USD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
$5,496 AUD
$3,861 USD
View
Retailer 14
-
$5,963 AUD
£3,298 GBP
View
Price last confirmed 11 days ago
Retailer 15
-
$6,067 AUD
View
Price last confirmed 21 days ago
Most Expensive
Queensmith
LG816676244 · Oct 10
$11,246 AUD
£6,220 GBP
View
Price last confirmed 20 days ago
15 more retailers have this diamond
Prices start from $1,504 AUDSave up to $3,992 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
4.88ct Cushion
$1,504 AUD