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Marquise|Lab Grown|IGI

0.34ct F SI1 Marquise Lab Grown Diamond

ID • F/SI1 • IGI LG539235899

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG539235899

Diamond specifications and retailer prices

From $131 AUD
$92 USD
As of November 2, 2026
Save $1,068 AUD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,200 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 0.34ct lab-grown marquise diamond

This 0.34ct lab-grown marquise sits in the sub-half-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG539235899 or 539235899. Listed at 13 retailers as of November 2, 2026, with prices from $131 to $1,200, a $1,068 spread on the same certified stone. MOH London lists it at $1,200. 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

0.34
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.4°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG539235899
Dimensions7.23 × 3.80 × 2.25 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.23 mm3.80 mm0.34 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG539235899
Side View
Table 61.5%Crown 29.4°Girdle: THN-MEDPavilion 41.3°Culet: NoneDepth 59.2%

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 2
Current: $1,200 AUD|Low: $127 AUD|High: $1,214 AUD|Avg: $391 AUD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 5$131 AUD
Retailer 10$153 AUD
Retailer 7$174 AUD
Retailer 11$174 AUD
Retailer 6$271 AUD
Retailer 2$306 AUD
Retailer 9$341 AUD
Retailer 4$419 AUD
Retailer 3$485 AUD
Retailer 8$525 AUD
MOH London$1,200 AUD

42 data points across 11 retailers

13 retailers$131 AUD to $1,200 AUD

A
Cheapest Retailer
-
$131 AUD
$92 USD
A
Retailer 2
-
$153 AUD
$107 USD
View
A
Retailer 3
-
$174 AUD
$122 USD
View
Retailer 4
-
$174 AUD
$122 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$271 AUD
$190 USD
View
B+
Retailer 6
-
$306 AUD
£169 GBP
View
B+
Retailer 7
-
$341 AUD
$239 USD
View
B+
Retailer 8
-
$419 AUD
£231 GBP
View
B
Retailer 9
-
$485 AUD
$340 USD
View
B
Retailer 10
-
$493 AUD
HK$2,700 HKD
View
B
Retailer 11
-
$525 AUD
$368 USD
View
B
Retailer 12
-
$609 AUD
$427 USD
View
Most Expensive
B
MOH London
LG539235899 · Nov 2
$1,200 AUD
£662 GBP
View
12 more retailers have this diamond
Prices start from $131 AUDSave up to $1,068 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
0.34ct Marquise
$131 AUD