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Marquise|Lab Grown|IGI

1.00ct D SI2 Marquise Lab Grown Diamond

EX • D/SI2 • IGI LG790613765

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790613765

Diamond specifications and retailer prices

From $489 NZD
As of November 5, 2026
Save $1,996 NZD (80%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,485 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG790613765 or 790613765. Listed at 6 retailers as of November 5, 2026, with prices from $489 to $2,485, a $1,996 spread on the same certified stone. MOH London lists it at $2,485. 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

1.00
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790613765
Dimensions10.79 × 5.07 × 3.14 mm
L/W Ratio2.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.79 mm5.07 mm1.00 ctD / SI2
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790613765
Side View
Table 56.0%Crown 32°Girdle: STK-THKPavilion 39.4°Culet: NoneDepth 61.9%

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 5
Current: $2,485 NZD|Low: $482 NZD|High: $2,521 NZD|Avg: $896 NZD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6$489 NZD
Retailer 2$500 NZD
Retailer 4$560 NZD
Retailer 3$566 NZD
Retailer 5$868 NZD
MOH London$2,485 NZD

41 data points across 6 retailers

6 retailers$489 NZD to $2,485 NZD

A
Cheapest Retailer
-
$489 NZD
A
Retailer 2
-
$500 NZD
View
A
Retailer 3
-
$560 NZD
View
A
Retailer 4
-
$566 NZD
View
B+
Retailer 5
-
$868 NZD
View
Most Expensive
B
MOH London
LG790613765 · Nov 5
$2,485 NZD
£1,100 GBP
View
5 more retailers have this diamond
Prices start from $489 NZDSave up to $1,996 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
1.00ct Marquise
$489 NZD