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Marquise|Lab Grown|IGI

1.38ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG786666141

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG786666141

Diamond specifications and retailer prices

From $313 AUD
$220 USD
As of October 30, 2026
Save $2,399 AUD (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,712 AUD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.38ct lab-grown marquise diamond

This 1.38ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG786666141 or 786666141. Listed at 21 retailers as of October 27, 2026, with prices from $313 to $2,712, a $2,399 spread on the same certified stone. Queensmith lists it at $2,712. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.38
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786666141
Dimensions11.02 × 6.01 × 3.59 mm
L/W Ratio1.83
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.02 mm6.01 mm1.38 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG786666141
Side View
Table 60.0%Crown 37°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 59.7%

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: $670 AUD|Low: $313 AUD|High: $1,883 AUD|Avg: $831 AUD|+1.7%
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
Retailer 14
Retailer 15
November 1, 2026
Retailer 5$313 AUD
Retailer 13$349 AUD
Retailer 11$387 AUD
Retailer 15$387 AUD
Retailer 4$524 AUD
Retailer 1$670 AUD
Retailer 10$674 AUD
Retailer 9$721 AUD
Retailer 2$742 AUD
Retailer 7$837 AUD
Retailer 14$1,251 AUD
Retailer 6$1,322 AUD
Retailer 12$1,331 AUD
Retailer 8$1,555 AUD
Retailer 3$1,789 AUD

43 data points across 15 retailers

21 retailers$313 AUD to $2,712 AUD

Retailer 1
-
$313 AUD
$220 USD
Price last confirmed 13 days ago
Retailer 2
-
$313 AUD
$220 USD
View
Price last confirmed 32 days ago
A
Retailer 3
-
$313 AUD
$220 USD
View
A
Retailer 4
-
$349 AUD
$245 USD
View
Final sale: no returns
Retailer 5
-
$363 AUD
$255 USD
View
Price last confirmed 33 days ago
Retailer 6
-
$383 AUD
$269 USD
View
Price last confirmed 34 days ago
Retailer 7
-
$387 AUD
$272 USD
View
Price last confirmed 7 days ago
Retailer 8
-
$387 AUD
$272 USD
View
Price last confirmed 13 days ago
B+
Retailer 9
-
$524 AUD
$368 USD
View
A
Retailer 10
-
$670 AUD
ZAR 7,598 ZAR
View
A
Retailer 11
-
$674 AUD
€451 EUR
View
A
Retailer 12
-
$721 AUD
£399 GBP
View
A
Retailer 13
-
$742 AUD
$521 USD
View
B+
Retailer 14
-
$837 AUD
$588 USD
View
Retailer 15
-
$1,247 AUD
$876 USD
View
Price last confirmed 32 days ago
B
Retailer 16
-
$1,251 AUD
$879 USD
View
B
Retailer 17
-
$1,322 AUD
$928 USD
View
B
Retailer 18
-
$1,331 AUD
$935 USD
View
B
Retailer 19
-
$1,555 AUD
£860 GBP
View
B
Retailer 20
-
$1,789 AUD
$1,256 USD
View
Most Expensive
B
Queensmith
LG786666141 · Oct 27
$2,712 AUD
£1,500 GBP
View
20 more retailers have this diamond
Prices start from $313 AUDSave up to $2,399 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
1.38ct Marquise
$313 AUD