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Marquise|Lab Grown|IGI

1.02ct D SI1 Marquise Lab Grown Diamond

ID • D/SI1 • IGI LG854641724

Certificate IGI LG854641724

Diamond specifications and retailer prices

From $210 AUD
As of November 6, 2026
Save $624 AUD (75%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $834 AUD at NZ Jewellers · As of November 6, 2026
View at NZ Jewellers

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG854641724 or 854641724. Listed at 10 retailers as of November 6, 2026, with prices from $210 to $834, a $624 spread on the same certified stone. NZ Jewellers lists it at $834. 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

1.02
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG854641724
Dimensions10.65 × 5.51 × 3.13 mm
L/W Ratio1.93
Top View
10.65 mm5.51 mm1.02 ctD / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG854641724
Side View
Table 63.0%CrownGirdle: MediumPavilionCuletDepth 56.8%

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 6
Current: $834 AUD|Low: $210 AUD|High: $834 AUD|Avg: $398 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5$210 AUD
Retailer 4$234 AUD
Retailer 6$243 AUD
Retailer 3$291 AUD
Retailer 7$309 AUD
Retailer 2$440 AUD
Retailer 8$444 AUD
Retailer 9$479 AUD
Retailer 10$493 AUD
NZ Jewellers$834 AUD

1 data point across 10 retailers

10 retailers$210 AUD to $834 AUD

A
Cheapest Retailer
-
$210 AUD
A
Retailer 2
-
$234 AUD
View
Final sale: no returns
A
Retailer 3
-
$243 AUD
View
A
Retailer 4
-
$291 AUD
View
A
Retailer 5
-
$309 AUD
View
B+
Retailer 6
-
$440 AUD
View
B+
Retailer 7
-
$444 AUD
View
B+
Retailer 8
-
$479 AUD
View
B+
Retailer 9
-
$493 AUD
View
Most Expensive
B
NZ Jewellers
56f96cc3-ec35-4d39-8027-156ba7856dca · Nov 6
$834 AUD
$584 USD
View
9 more retailers have this diamond
Prices start from $210 AUDSave up to $624 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
$210 AUD