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Marquise|Lab Grown|IGI

1.02ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG802606786

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG802606786

Diamond specifications and retailer prices

From $327 AUD
$230 USD
As of November 1, 2026
Save $2,477 AUD (88%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $3,531 AUD at Brilliant Earth · As of October 24, 2026
View at Brilliant Earth

About this 1.02ct lab-grown marquise diamond

This 1.02ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG802606786 or 802606786. Listed at 26 retailers as of October 31, 2026, with a 757% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802606786
Dimensions10.39 × 5.39 × 3.32 mm
L/W Ratio1.93
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
10.39 mm5.39 mm1.02 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802606786
Side View
Table 60.0%Crown 33.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.6%

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: $1,993 AUD|Low: $323 AUD|High: $3,531 AUD|Avg: $1,015 AUD|-43.5%
Brilliant Earth
Retailer 2
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Retailer 24
November 1, 2026
Retailer 16$323 AUD
Retailer 7$327 AUD
Retailer 14$340 AUD
Retailer 5$363 AUD
Retailer 10$363 AUD
Retailer 18$413 AUD
Retailer 21$514 AUD
Retailer 6$547 AUD
Retailer 4$622 AUD
Retailer 2$692 AUD
Retailer 23$699 AUD
Retailer 19$748 AUD
Retailer 9$764 AUD
Retailer 22$978 AUD
Retailer 24$1,172 AUD
Retailer 8$1,288 AUD
Retailer 12$1,324 AUD
Retailer 17$1,363 AUD
Retailer 15$1,562 AUD
Retailer 13$1,607 AUD
Retailer 11$1,725 AUD
Retailer 20$1,751 AUD
Brilliant Earth$1,993 AUD
Retailer 3$2,804 AUD

33 data points across 24 retailers

26 retailers$327 AUD to $2,804 AUD

Retailer 1
-
$323 AUD
$227 USD
Price last confirmed 11 days ago
A
Retailer 2
-
$327 AUD
$230 USD
View
Final sale: no returns
A
Retailer 3
-
$340 AUD
$239 USD
View
Retailer 4
-
$363 AUD
$255 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$363 AUD
$255 USD
View
A
Retailer 6
-
$413 AUD
£228 GBP
View
A
Retailer 7
-
$514 AUD
$361 USD
View
A
Retailer 8
-
$547 AUD
HK$3,000 HKD
View
A
Retailer 9
-
$622 AUD
$437 USD
View
A
Retailer 10
-
$692 AUD
ZAR 7,854 ZAR
View
A
Retailer 11
-
$699 AUD
$491 USD
View
A
Retailer 12
-
$748 AUD
£414 GBP
View
Retailer 13
-
$764 AUD
€511 EUR
View
Price last confirmed 7 days ago
B+
Retailer 14
-
$978 AUD
View
B+
Retailer 15
-
$1,172 AUD
$823 USD
View
B+
Retailer 16
-
$1,288 AUD
$905 USD
View
B+
Retailer 17
-
$1,324 AUD
SGD 1,257 SGD
View
B+
Retailer 18
-
$1,363 AUD
$958 USD
View
Retailer 19
-
$1,562 AUD
£864 GBP
View
Price last confirmed 11 days ago
B+
Retailer 20
-
$1,607 AUD
£889 GBP
View
B+
Retailer 21
-
$1,725 AUD
$1,212 USD
View
B
Retailer 22
-
$1,751 AUD
$1,230 USD
View
B+
Retailer 23
-
$1,993 AUD
$1,400 USD
View
B
Retailer 24
-
$2,802 AUD
£1,550 GBP
View
B
Retailer 25
-
$2,804 AUD
$1,970 USD
View
Most Expensive
Brilliant Earth
19747659A · Oct 24
$3,531 AUD
$2,480 USD
View
Price last confirmed 8 days ago
25 more retailers have this diamond
Prices start from $327 AUDSave up to $2,477 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
1.02ct Marquise
$327 AUD