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Marquise|Lab Grown|IGI

3.89ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG810618886

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG810618886

Diamond specifications and retailer prices

From $5,183 AUD
$3,632 USD
As of October 27, 2026
4 retailers carry this diamond
Most expensive: $5,183 AUD at Frank Darling
View at Frank Darling

About this 3.89ct lab-grown marquise diamond

This 3.89ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG810618886 or 810618886. Listed at 4 retailers as of October 27, 2026. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.89
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG810618886
Dimensions16.93 × 8.23 × 4.97 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.93 mm8.23 mm3.89 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG810618886
Side View
Table 63.0%Crown 35.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 27
Current: $5,183 AUD|Low: $755 AUD|High: $5,365 AUD|Avg: $2,457 AUD|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 28, 2026
Retailer 2$755 AUD
Retailer 5$1,064 AUD
Retailer 7$1,177 AUD
Retailer 6$1,293 AUD
Retailer 9$1,473 AUD
Retailer 10$1,801 AUD
Retailer 4$2,774 AUD
Retailer 3$3,917 AUD
Frank Darling$5,183 AUD
Retailer 8$5,365 AUD

15 data points across 10 retailers

4 retailers

Retailer 1
-
$1,064 AUD
$746 USD
Price last confirmed 7 days ago
Retailer 2
-
$2,774 AUD
$1,944 USD
View
Price last confirmed 7 days ago
Retailer 3
-
$3,917 AUD
$2,745 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Frank Darling
100767741081KD · Oct 27
$5,183 AUD
$3,632 USD
View
3 more retailers have this diamond

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.

B
3.89ct Marquise
$5,183 AUD