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Marquise|Lab Grown|IGI

0.71ct D SI1 Marquise Lab Grown Diamond

EX • D/SI1 • IGI LG659454454

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG659454454

Diamond specifications and retailer prices

From $163 NZD
$92 USD
As of November 2, 2026
Save $1,328 NZD (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,492 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 0.71ct lab-grown marquise diamond

This 0.71ct lab-grown marquise sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG659454454 or 659454454. Listed at 12 retailers as of October 29, 2026, with prices from $163 to $1,492, a $1,328 spread on the same certified stone. MOH London lists it at $1,492. 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

0.71
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659454454
Dimensions9.10 × 4.65 × 2.95 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.10 mm4.65 mm0.71 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG659454454
Side View
Table 59.0%Crown 34.8°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.4%

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 2
Current: $1,492 NZD|Low: $163 NZD|High: $1,492 NZD|Avg: $522 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 2, 2026
Retailer 2$163 NZD
Retailer 9$188 NZD
Retailer 10$215 NZD
Retailer 15$250 NZD
Retailer 14$337 NZD
Retailer 5$371 NZD
Retailer 8$378 NZD
Retailer 4$421 NZD
Retailer 3$440 NZD
Retailer 13$628 NZD
Retailer 11$649 NZD
Retailer 7$680 NZD
Retailer 12$724 NZD
Retailer 6$991 NZD
MOH London$1,492 NZD

6 data points across 15 retailers

12 retailers$163 NZD to $1,492 NZD

A
Cheapest Retailer
-
$163 NZD
$92 USD
A
Retailer 2
-
$188 NZD
$106 USD
View
A
Retailer 3
-
$215 NZD
$121 USD
View
A
Retailer 4
-
$250 NZD
HK$1,100 HKD
View
A
Retailer 5
-
$337 NZD
$190 USD
View
A
Retailer 6
-
$378 NZD
£168 GBP
View
A
Retailer 7
-
$421 NZD
$237 USD
View
A
Retailer 8
-
$440 NZD
£195 GBP
View
B+
Retailer 9
-
$628 NZD
$354 USD
View
B+
Retailer 10
-
$649 NZD
$366 USD
View
B+
Retailer 11
-
$724 NZD
$408 USD
View
Most Expensive
B
MOH London
LG659454454 · Oct 29
$1,492 NZD
£662 GBP
View
11 more retailers have this diamond
Prices start from $163 NZDSave up to $1,328 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
0.71ct Marquise
$163 NZD