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Marquise|Lab Grown|IGI

3.02ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG837620765

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837620765

Diamond specifications and retailer prices

From $3,439 AUD
As of November 4, 2026
Save $10,488 AUD (75%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $13,927 AUD at Taylor and Hart · As of November 3, 2026
View at Taylor and Hart

About this 3.02ct lab-grown marquise diamond

This 3.02ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837620765 or 837620765. Listed at 22 retailers as of November 3, 2026, with prices from $3,439 to $13,927, a $10,488 spread on the same certified stone. Taylor and Hart lists it at $13,927. 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

3.02
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837620765
Dimensions16.09 × 7.39 × 4.24 mm
L/W Ratio2.18
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.09 mm7.39 mm3.02 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837620765
Side View
Table 59.0%Crown 32.5°Girdle: MED-STKPavilion 36.5°Culet: NoneDepth 57.4%

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 4
Current: $5,440 AUD|Low: $3,439 AUD|High: $14,820 AUD|Avg: $7,175 AUD|-13.3%
Retailer 1
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Taylor and Hart
November 4, 2026
Retailer 5$3,439 AUD
Retailer 2$3,742 AUD
Retailer 10$3,850 AUD
Retailer 19$3,989 AUD
Retailer 9$4,115 AUD
Retailer 6$4,224 AUD
Retailer 8$4,710 AUD
Retailer 12$4,738 AUD
Retailer 1$5,440 AUD
Retailer 20$5,484 AUD
Retailer 16$5,553 AUD
Retailer 7$6,220 AUD
Retailer 4$7,570 AUD
Retailer 11$7,572 AUD
Retailer 18$9,008 AUD
Retailer 15$9,292 AUD
Retailer 3$10,652 AUD
Retailer 17$10,681 AUD
Retailer 13$11,769 AUD
Retailer 14$12,987 AUD
Taylor and Hart$13,927 AUD

25 data points across 21 retailers

22 retailers$3,439 AUD to $13,927 AUD

A
Cheapest Retailer
-
$3,439 AUD
A
Retailer 2
-
$3,742 AUD
View
A
Retailer 3
-
$3,850 AUD
View
Final sale: no returns
A
Retailer 4
-
$3,989 AUD
View
A
Retailer 5
-
$4,115 AUD
View
A
Retailer 6
-
$4,224 AUD
View
Retailer 7
-
$4,531 AUD
View
Price last confirmed 23 days ago
A
Retailer 8
-
$4,710 AUD
View
A
Retailer 9
-
$4,738 AUD
View
A
Retailer 10
-
$5,440 AUD
View
A
Retailer 11
-
$5,484 AUD
View
A
Retailer 12
-
$5,553 AUD
View
A
Retailer 13
-
$6,220 AUD
View
Retailer 14
-
$7,570 AUD
View
Price last confirmed 8 days ago
A
Retailer 15
-
$7,572 AUD
View
B+
Retailer 16
-
$9,008 AUD
View
B+
Retailer 17
-
$9,292 AUD
View
B+
Retailer 18
-
$10,652 AUD
View
B+
Retailer 19
-
$10,681 AUD
View
B+
Retailer 20
-
$11,769 AUD
View
B
Retailer 21
-
$12,987 AUD
View
Most Expensive
B
Taylor and Hart
FEDQLYQ · Nov 3
$13,927 AUD
$9,726 USD
View
21 more retailers have this diamond
Prices start from $3,439 AUDSave up to $10,488 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
3.02ct Marquise
$3,439 AUD