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Marquise|Lab Grown|IGI

3.05ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG845657488

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845657488

Diamond specifications and retailer prices

From $1,157 AUD
$813 USD
As of November 1, 2026
Save $7,185 AUD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $8,342 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG845657488 or 845657488. Listed at 16 retailers as of October 31, 2026, with prices from $1,157 to $8,342, a $7,185 spread on the same certified stone. Do Amore Diamonds lists it at $8,342. 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

3.05
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845657488
Dimensions14.66 × 7.70 × 4.76 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
14.66 mm7.70 mm3.05 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845657488
Side View
Table 61.0%Crown 33°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.8%

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 1
Current: $8,342 AUD|Low: $1,157 AUD|High: $8,342 AUD|Avg: $2,891 AUD
Do Amore Diamonds
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
Retailer 16
November 1, 2026
Retailer 2$1,157 AUD
Retailer 6$1,190 AUD
Retailer 12$1,233 AUD
Retailer 15$1,488 AUD
Retailer 3$1,644 AUD
Retailer 5$1,741 AUD
Retailer 10$1,822 AUD
Retailer 11$2,091 AUD
Retailer 16$3,038 AUD
Retailer 14$3,075 AUD
Retailer 13$3,828 AUD
Retailer 9$4,148 AUD
Retailer 4$4,170 AUD
Retailer 8$4,552 AUD
Retailer 7$4,861 AUD
Do Amore Diamonds$8,342 AUD

9 data points across 16 retailers

16 retailers$1,157 AUD to $8,342 AUD

Cheapest Retailer
-
$1,157 AUD
$813 USD
A
Retailer 2
-
$1,190 AUD
$836 USD
View
Final sale: no returns
A
Retailer 3
-
$1,233 AUD
$866 USD
View
A
Retailer 4
-
$1,488 AUD
$1,045 USD
View
A
Retailer 5
-
$1,644 AUD
$1,155 USD
View
A
Retailer 6
-
$1,741 AUD
$1,223 USD
View
A
Retailer 7
-
$1,822 AUD
£1,008 GBP
View
B+
Retailer 8
-
$2,091 AUD
£1,156 GBP
View
B+
Retailer 9
-
$3,038 AUD
$2,134 USD
View
B+
Retailer 10
-
$3,075 AUD
View
B
Retailer 11
-
$3,828 AUD
$2,689 USD
View
B
Retailer 12
-
$4,148 AUD
$2,914 USD
View
B
Retailer 13
-
$4,170 AUD
$2,929 USD
View
Retailer 14
-
$4,552 AUD
£2,518 GBP
View
Price last confirmed 14 days ago
B
Retailer 15
-
$4,861 AUD
$3,415 USD
View
Most Expensive
B
Do Amore Diamonds
36-2166066 · Oct 31
$8,342 AUD
$5,860 USD
View
15 more retailers have this diamond
Prices start from $1,157 AUDSave up to $7,185 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
3.05ct Marquise
$1,157 AUD