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Marquise|Lab Grown|IGI

3.06ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG638454970

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG638454970

Diamond specifications and retailer prices

From $7,252 AUD
HK$39,800 HKD
As of October 30, 2026
Save $4,635 AUD (39%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: $31,006 AUD at Do Amore Diamonds · As of October 23, 2026
View at Do Amore Diamonds

About this 3.06ct lab-grown marquise diamond

This 3.06ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG638454970 or 638454970. Listed at 31 retailers as of October 28, 2026, with a 64% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.06
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638454970
Dimensions14.77 × 7.55 × 4.78 mm
L/W Ratio1.96
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
14.77 mm7.55 mm3.06 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638454970
Side View
Table 58.0%Crown 36.4°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 63.3%

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: Oct 30
Current: $31,006 AUD|Low: $3,955 AUD|High: $31,006 AUD|Avg: $11,567 AUD
Do Amore Diamonds
Retailer 2
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Retailer 24
October 29, 2026
Retailer 10$3,955 AUD
Retailer 12$4,507 AUD
Retailer 3$5,094 AUD
Retailer 11$5,227 AUD
Retailer 24$5,452 AUD
Retailer 17$5,925 AUD
Retailer 4$7,252 AUD
Retailer 23$7,357 AUD
Retailer 18$7,838 AUD
Retailer 22$8,143 AUD
Retailer 16$8,784 AUD
Retailer 15$8,830 AUD
Retailer 21$9,298 AUD
Retailer 2$11,859 AUD
Retailer 19$12,426 AUD
Retailer 7$13,120 AUD
Retailer 13$13,159 AUD
Retailer 20$13,249 AUD
Retailer 5$15,094 AUD
Retailer 14$15,334 AUD
Retailer 8$15,797 AUD
Retailer 9$20,299 AUD
Retailer 6$20,965 AUD
Do Amore Diamonds$31,006 AUD

35 data points across 24 retailers

31 retailers$7,252 AUD to $11,887 AUD

Retailer 1
-
$3,955 AUD
$2,778 USD
Price last confirmed 7 days ago
Retailer 2
-
$4,507 AUD
$3,166 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$4,507 AUD
$3,166 USD
View
Price last confirmed 23 days ago
Retailer 4
-
$5,037 AUD
$3,538 USD
View
Price last confirmed 31 days ago
Retailer 5
-
$5,094 AUD
$3,578 USD
View
Price last confirmed 9 days ago
Retailer 6
-
$5,227 AUD
$3,672 USD
View
Price last confirmed 23 days ago
Retailer 7
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$5,227 AUD
$3,672 USD
View
Price last confirmed 20 days ago
Retailer 8
-
$5,452 AUD
$3,830 USD
View
Price last confirmed 8 days ago
Retailer 9
-
$5,479 AUD
$3,849 USD
View
Price last confirmed 32 days ago
Retailer 10
-
$5,761 AUD
$4,047 USD
View
Price last confirmed 32 days ago
Retailer 11
-
$7,211 AUD
$5,065 USD
View
Price last confirmed 21 days ago
Retailer 12
-
$7,211 AUD
$5,065 USD
View
Price last confirmed 9 days ago
A
Retailer 13
-
$7,252 AUD
HK$39,800 HKD
View
Retailer 14
-
$7,357 AUD
$5,168 USD
View
Price last confirmed 9 days ago
Retailer 15
-
$7,838 AUD
£4,335 GBP
View
Price last confirmed 9 days ago
Retailer 16
-
$8,058 AUD
$5,660 USD
View
Price last confirmed 30 days ago
Retailer 17
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$8,143 AUD
$5,720 USD
View
Price last confirmed 10 days ago
Retailer 18
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$8,784 AUD
$6,170 USD
View
Price last confirmed 10 days ago
Retailer 19
-
$8,830 AUD
£4,884 GBP
View
Price last confirmed 9 days ago
B+
Retailer 20
-
$11,859 AUD
$8,330 USD
View
B+
Retailer 21
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$11,887 AUD
$8,350 USD
View
Retailer 22
-
$12,426 AUD
£6,873 GBP
View
Price last confirmed 10 days ago
Retailer 23
-
$13,120 AUD
$9,216 USD
View
Price last confirmed 11 days ago
Retailer 24
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$13,159 AUD
View
Price last confirmed 8 days ago
Retailer 25
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$13,249 AUD
ZAR 150,355 ZAR
View
Price last confirmed 11 days ago
Retailer 26
-
$15,094 AUD
$10,603 USD
View
Price last confirmed 10 days ago
Retailer 27
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$15,334 AUD
$10,771 USD
View
Price last confirmed 9 days ago
Retailer 28
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$15,797 AUD
View
Price last confirmed 22 days ago
Retailer 29
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$20,299 AUD
$14,259 USD
View
Price last confirmed 8 days ago
Retailer 30
-
$20,965 AUD
SGD 19,901 SGD
View
Price last confirmed 10 days ago
Most Expensive
Do Amore Diamonds
27-2DA2774C6 · Oct 23
$31,006 AUD
$21,780 USD
View
Price last confirmed 8 days ago
30 more retailers have this diamond
Prices start from $7,252 AUDSave up to $4,635 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
3.06ct Marquise
$7,252 AUD