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Marquise|Lab Grown|IGI

1.01ct D SI1 Marquise Lab Grown Diamond

EX • D/SI1 • IGI LG809685305

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG809685305

Diamond specifications and retailer prices

From $569 NZD
As of November 6, 2026
Save $974 NZD (63%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,543 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 1.01ct lab-grown marquise diamond

This 1.01ct 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 LG809685305 or 809685305. Listed at 8 retailers as of November 4, 2026, with prices from $569 to $1,543, a $974 spread on the same certified stone. MOH London lists it at $1,543. 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

1.01
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.5°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809685305
Dimensions10.05 × 5.39 × 3.33 mm
L/W Ratio1.86
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.05 mm5.39 mm1.01 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809685305
Side View
Table 59.0%Crown 30.5°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 61.8%

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 6
Current: $1,543 NZD|Low: $553 NZD|High: $1,645 NZD|Avg: $863 NZD|-5.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 2$569 NZD
Retailer 4$571 NZD
Retailer 6$608 NZD
Retailer 3$628 NZD
Retailer 5$898 NZD
Retailer 8$943 NZD
Retailer 7$1,162 NZD
MOH London$1,543 NZD

43 data points across 8 retailers

8 retailers$569 NZD to $1,543 NZD

A
Cheapest Retailer
-
$569 NZD
A
Retailer 2
-
$571 NZD
View
B+
Retailer 3
-
$608 NZD
View
A
Retailer 4
-
$628 NZD
View
B+
Retailer 5
-
$898 NZD
View
Retailer 6
-
$943 NZD
View
Price last confirmed 9 days ago
B
Retailer 7
-
$1,162 NZD
View
Most Expensive
B
MOH London
LG809685305 · Nov 4
$1,543 NZD
£683 GBP
View
7 more retailers have this diamond
Prices start from $569 NZDSave up to $974 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
1.01ct Marquise
$569 NZD