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Marquise|Lab Grown|IGI

1.39ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG831648670

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831648670

Diamond specifications and retailer prices

From $384 AUD
HK$2,100 HKD
As of November 1, 2026
Save $1,029 AUD (73%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,646 AUD at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 1.39ct lab-grown marquise diamond

This 1.39ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831648670 or 831648670. Listed at 19 retailers as of November 1, 2026, with a 268% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.39
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle26°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831648670
Dimensions11.39 × 6.00 × 3.73 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.39 mm6.00 mm1.39 ctG / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG831648670
Side View
Table 57.0%Crown 26°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.2%

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: Nov 1
Current: $856 AUD|Low: $300 AUD|High: $2,155 AUD|Avg: $941 AUD|+10.5%
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
Reve Diamonds
November 2, 2026
Retailer 2$300 AUD
Retailer 6$384 AUD
Retailer 9$407 AUD
Retailer 11$547 AUD
Retailer 13$561 AUD
Retailer 15$582 AUD
Retailer 10$598 AUD
Retailer 3$788 AUD
Retailer 1$856 AUD
Retailer 4$1,087 AUD
Retailer 7$1,104 AUD
Retailer 5$1,144 AUD
Retailer 14$1,149 AUD
Retailer 8$1,413 AUD
Retailer 12$1,553 AUD
Reve Diamonds$1,646 AUD

41 data points across 16 retailers

19 retailers$384 AUD to $1,413 AUD

Retailer 1
-
$268 AUD
$188 USD
Price last confirmed 25 days ago
Retailer 2
-
$314 AUD
$220 USD
View
Price last confirmed 34 days ago
Retailer 3
-
$332 AUD
$233 USD
View
Price last confirmed 30 days ago
A
Retailer 4
-
$384 AUD
HK$2,100 HKD
View
A
Retailer 5
-
$407 AUD
£225 GBP
View
A
Retailer 6
-
$547 AUD
€365 EUR
View
Retailer 7
-
$561 AUD
ZAR 6,351 ZAR
View
Price last confirmed 10 days ago
Retailer 8
-
$582 AUD
$408 USD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$598 AUD
£330 GBP
View
B+
Retailer 10
-
$788 AUD
$552 USD
View
B+
Retailer 11
-
$856 AUD
$600 USD
View
Retailer 12
-
$1,067 AUD
$748 USD
View
Price last confirmed 29 days ago
B
Retailer 13
-
$1,087 AUD
SGD 1,029 SGD
View
B+
Retailer 14
-
$1,113 AUD
$780 USD
View
B+
Retailer 15
-
$1,144 AUD
$801 USD
View
B+
Retailer 16
-
$1,149 AUD
$805 USD
View
B
Retailer 17
-
$1,413 AUD
$990 USD
View
Retailer 18
-
$1,553 AUD
£857 GBP
View
Price last confirmed 8 days ago
Most Expensive
Reve Diamonds
DDDE9C981 · Oct 25
$1,646 AUD
$1,154 USD
View
Price last confirmed 8 days ago
18 more retailers have this diamond
Prices start from $384 AUDSave up to $1,029 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
1.39ct Marquise
$384 AUD