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Cushion|Lab Grown|IGI

0.51ct D VS1 Cushion Lab Grown Diamond

VG • D/VS1 • IGI LG797674482

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG797674482

Diamond specifications and retailer prices

From $175 AUD
$123 USD
As of October 30, 2026
Save $1,472 AUD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,647 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown cushion diamond

This 0.51ct lab-grown cushion sits in the half to three-quarter carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG797674482 or 797674482. Listed at 17 retailers as of October 29, 2026, with prices from $175 to $1,647, a $1,472 spread on the same certified stone. MOH London lists it at $1,647. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
D
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797674482
Dimensions6.00 × 3.93 × 2.75 mm
L/W Ratio1.53
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.00 mm3.93 mm0.51 ctD / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG797674482
Side View
Table 61.0%Crown 35°Girdle: STK-THKPavilion 36.8°Culet: NoneDepth 70.0%

Caratlytics Score

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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: $1,647 AUD|Low: $175 AUD|High: $1,658 AUD|Avg: $549 AUD|+0.6%
MOH London
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 8$175 AUD
Retailer 5$278 AUD
Retailer 9$320 AUD
Retailer 2$353 AUD
Retailer 4$361 AUD
Retailer 6$391 AUD
Retailer 13$456 AUD
Retailer 10$464 AUD
Retailer 7$474 AUD
Retailer 11$606 AUD
Retailer 12$626 AUD
Retailer 3$1,020 AUD
MOH London$1,647 AUD

42 data points across 13 retailers

17 retailers$175 AUD to $1,647 AUD

A
Cheapest Retailer
-
$175 AUD
$123 USD
Final sale: no returns
A
Retailer 2
-
$237 AUD
HK$1,300 HKD
View
A
Retailer 3
-
$278 AUD
$195 USD
View
A
Retailer 4
-
$320 AUD
$225 USD
View
A
Retailer 5
-
$353 AUD
€236 EUR
View
B+
Retailer 6
-
$361 AUD
$254 USD
View
B+
Retailer 7
-
$391 AUD
£216 GBP
View
Retailer 8
-
$456 AUD
$320 USD
View
Price last confirmed 38 days ago
B+
Retailer 9
-
$464 AUD
$326 USD
View
B+
Retailer 10
-
$474 AUD
£262 GBP
View
B+
Retailer 11
-
$552 AUD
SGD 524 SGD
View
B
Retailer 12
-
$606 AUD
$426 USD
View
B
Retailer 13
-
$626 AUD
$440 USD
View
B
Retailer 14
-
$713 AUD
$501 USD
View
B
Retailer 15
-
$1,020 AUD
£564 GBP
View
B
Retailer 16
-
$1,296 AUD
$910 USD
View
Most Expensive
B
MOH London
LG797674482 · Oct 29
$1,647 AUD
£911 GBP
View
16 more retailers have this diamond
Prices start from $175 AUDSave up to $1,472 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
0.51ct Cushion
$175 AUD