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Marquise|Lab Grown|IGI

1.38ct D VVS1 Marquise Lab Grown Diamond

ID • D/VVS1 • IGI LG768629948

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG768629948

Diamond specifications and retailer prices

From $712 AUD
HK$3,900 HKD
As of November 1, 2026
Save $1,685 AUD (70%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,397 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG768629948 or 768629948. Listed at 13 retailers as of October 31, 2026, with prices from $712 to $2,397, a $1,685 spread on the same certified stone. Brilliant Earth lists it at $2,397. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629948
Dimensions11.42 × 5.78 × 3.65 mm
L/W Ratio1.98
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.42 mm5.78 mm1.38 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629948
Side View
Table 61.0%Crown 36.2°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 63.1%

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: $2,397 AUD|Low: $702 AUD|High: $3,054 AUD|Avg: $1,529 AUD|-21.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 8$859 AUD
Retailer 9$966 AUD
Retailer 6$989 AUD
Retailer 3$1,050 AUD
Retailer 2$1,093 AUD
Retailer 10$1,110 AUD
Retailer 5$1,908 AUD
Retailer 7$1,941 AUD
Retailer 4$2,378 AUD
Brilliant Earth$2,397 AUD

44 data points across 10 retailers

13 retailers$712 AUD to $2,397 AUD

A
Cheapest Retailer
-
$712 AUD
HK$3,900 HKD
A
Retailer 2
-
$859 AUD
$602 USD
View
B+
Retailer 3
-
$966 AUD
$677 USD
View
A
Retailer 4
-
$989 AUD
€660 EUR
View
B+
Retailer 5
-
$1,050 AUD
ZAR 11,884 ZAR
View
B+
Retailer 6
-
$1,093 AUD
£603 GBP
View
B+
Retailer 7
-
$1,110 AUD
$778 USD
View
B
Retailer 8
-
$1,908 AUD
View
B
Retailer 9
-
$1,941 AUD
$1,360 USD
View
B
Retailer 10
-
$2,017 AUD
$1,414 USD
View
B
Retailer 11
-
$2,326 AUD
$1,630 USD
View
B
Retailer 12
-
$2,378 AUD
£1,312 GBP
View
Most Expensive
B
Brilliant Earth
18781983A · Oct 31
$2,397 AUD
$1,680 USD
View
12 more retailers have this diamond
Prices start from $712 AUDSave up to $1,685 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
$712 AUD