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Marquise|Lab Grown|IGI

0.71ct H SI1 Marquise Lab Grown Diamond

ID • H/SI1 • IGI LG436074394

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436074394

Diamond specifications and retailer prices

From $764 NZD
$430 USD
As of November 2, 2026
Save $3,107 NZD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,871 NZD at MOH London · As of November 1, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436074394 or 436074394. Listed at 12 retailers as of November 1, 2026, with prices from $764 to $3,871, a $3,107 spread on the same certified stone. MOH London lists it at $3,871. 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
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.4°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436074394
Dimensions8.72 × 4.84 × 3.07 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.72 mm4.84 mm0.71 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436074394
Side View
Table 56.0%Crown 32.4°Girdle: THN-MEDPavilion 41.7°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: $3,871 NZD|Low: $764 NZD|High: $4,234 NZD|Avg: $1,936 NZD|-1.1%
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
Retailer 16
November 1, 2026
Retailer 2$764 NZD
Retailer 11$850 NZD
Retailer 3$951 NZD
Retailer 15$953 NZD
Retailer 8$1,019 NZD
Retailer 12$1,054 NZD
Retailer 16$1,054 NZD
Retailer 5$1,306 NZD
Retailer 14$1,646 NZD
Retailer 9$1,767 NZD
Retailer 6$1,784 NZD
Retailer 10$2,833 NZD
Retailer 13$3,388 NZD
Retailer 4$3,426 NZD
MOH London$3,871 NZD
Retailer 7$4,234 NZD

23 data points across 16 retailers

12 retailers$764 NZD to $3,871 NZD

A
Cheapest Retailer
-
$764 NZD
$430 USD
B+
Retailer 2
-
$850 NZD
$478 USD
View
B+
Retailer 3
-
$951 NZD
$535 USD
View
Final sale: no returns
B+
Retailer 4
-
$953 NZD
$536 USD
View
Retailer 5
-
$1,054 NZD
$593 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$1,054 NZD
$593 USD
View
B
Retailer 7
-
$1,646 NZD
$926 USD
View
Retailer 8
-
$1,767 NZD
€947 EUR
View
Price last confirmed 8 days ago
B
Retailer 9
-
$2,833 NZD
$1,594 USD
View
B
Retailer 10
-
$3,388 NZD
$1,906 USD
View
B
Retailer 11
-
$3,426 NZD
$1,928 USD
View
Most Expensive
B
MOH London
LG436074394 · Nov 1
$3,871 NZD
£1,715 GBP
View
11 more retailers have this diamond
Prices start from $764 NZDSave up to $3,107 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
$764 NZD