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Marquise|Lab Grown|IGI

0.39ct D SI1 Marquise Lab Grown Diamond

ID • D/SI1 • IGI LG805673228

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG805673228

Diamond specifications and retailer prices

From $164 AUD
HK$900 HKD
As of November 1, 2026
Save $264 AUD (62%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,058 AUD at MOH London · As of October 21, 2026
View at MOH London

About this 0.39ct lab-grown marquise diamond

This 0.39ct lab-grown marquise sits in the sub-half-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805673228 or 805673228. Listed at 13 retailers as of November 1, 2026, with a 160% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.39
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle27.3°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805673228
Dimensions8.14 × 3.96 × 2.15 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
8.14 mm3.96 mm0.39 ctD / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG805673228
Side View
Table 60.0%Crown 27.3°Girdle: MED-THKPavilion 37.8°Culet: NoneDepth 54.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,058 AUD|Low: $164 AUD|High: $1,105 AUD|Avg: $388 AUD|-3.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 5$164 AUD
Retailer 6$207 AUD
Retailer 3$252 AUD
Retailer 2$274 AUD
Retailer 7$312 AUD
Retailer 8$415 AUD
Retailer 4$416 AUD
Retailer 9$428 AUD
MOH London$1,058 AUD

37 data points across 9 retailers

13 retailers$164 AUD to $428 AUD

Retailer 1
-
$118 AUD
$83 USD
Price last confirmed 16 days ago
Retailer 2
-
$138 AUD
$97 USD
View
Price last confirmed 18 days ago
Retailer 3
-
$157 AUD
$110 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
$164 AUD
HK$900 HKD
View
A
Retailer 5
-
$207 AUD
$145 USD
View
A
Retailer 6
-
$252 AUD
£139 GBP
View
A
Retailer 7
-
$274 AUD
€183 EUR
View
Retailer 8
-
$312 AUD
$219 USD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$415 AUD
SGD 393 SGD
View
Retailer 10
-
$416 AUD
£230 GBP
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$428 AUD
$300 USD
View
Retailer 12
-
$474 AUD
$332 USD
View
Price last confirmed 17 days ago
Most Expensive
MOH London
LG805673228 · Oct 21
$1,058 AUD
£584 GBP
View
Price last confirmed 12 days ago
12 more retailers have this diamond
Prices start from $164 AUDSave up to $264 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
0.39ct Marquise
$164 AUD