CaratHunter
Plans
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 $261 NZD
As of November 6, 2026
Save $777 NZD (75%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,039 NZD 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 $261 to $1,039, a $777 spread on the same certified stone. NZ Jewellers lists it at $1,039. 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: $1,039 NZD|Low: $261 NZD|High: $1,039 NZD|Avg: $495 NZD
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$261 NZD
Retailer 4$292 NZD
Retailer 6$302 NZD
Retailer 3$363 NZD
Retailer 7$384 NZD
Retailer 2$548 NZD
Retailer 8$553 NZD
Retailer 9$596 NZD
Retailer 10$614 NZD
NZ Jewellers$1,039 NZD

1 data point across 10 retailers

10 retailers$261 NZD to $1,039 NZD

A
Cheapest Retailer
-
$261 NZD
A
Retailer 2
-
$292 NZD
View
Final sale: no returns
A
Retailer 3
-
$302 NZD
View
A
Retailer 4
-
$363 NZD
View
A
Retailer 5
-
$384 NZD
View
B+
Retailer 6
-
$548 NZD
View
B+
Retailer 7
-
$553 NZD
View
B+
Retailer 8
-
$596 NZD
View
B+
Retailer 9
-
$614 NZD
View
Most Expensive
B
NZ Jewellers
56f96cc3-ec35-4d39-8027-156ba7856dca · Nov 6
$1,039 NZD
$584 USD
View
9 more retailers have this diamond
Prices start from $261 NZDSave up to $777 NZD

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
$261 NZD