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Marquise|Lab Grown|IGI

1.38ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG781649316

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG781649316

Diamond specifications and retailer prices

From $587 AUD
$412 USD
As of November 1, 2026
Save $1,350 AUD (70%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,936 AUD at MOH London · As of November 1, 2026
View at MOH London

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 LG781649316 or 781649316. Listed at 7 retailers as of November 1, 2026, with prices from $587 to $1,936, a $1,350 spread on the same certified stone. MOH London lists it at $1,936. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781649316
Dimensions11.76 × 5.74 × 3.63 mm
L/W Ratio2.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.76 mm5.74 mm1.38 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781649316
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.2%

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: Nov 1
Current: $1,936 AUD|Low: $545 AUD|High: $1,936 AUD|Avg: $1,145 AUD|+7.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 6$587 AUD
Retailer 4$689 AUD
Retailer 3$834 AUD
Retailer 2$843 AUD
Retailer 7$1,313 AUD
Retailer 5$1,792 AUD
MOH London$1,936 AUD

39 data points across 7 retailers

7 retailers$587 AUD to $1,936 AUD

B+
Cheapest Retailer
-
$587 AUD
$412 USD
A
Retailer 2
-
$689 AUD
$484 USD
View
A
Retailer 3
-
$834 AUD
ZAR 9,459 ZAR
View
A
Retailer 4
-
$843 AUD
£466 GBP
View
B
Retailer 5
-
$1,313 AUD
View
B
Retailer 6
-
$1,792 AUD
$1,259 USD
View
Most Expensive
B
MOH London
LG781649316 · Nov 1
$1,936 AUD
£1,071 GBP
View
6 more retailers have this diamond
Prices start from $587 AUDSave up to $1,350 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
$587 AUD