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Marquise|Lab Grown|IGI

0.71ct F SI1 Marquise Lab Grown Diamond

ID • F/SI1 • IGI LG805672729

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG805672729

Diamond specifications and retailer prices

From $296 NZD
HK$1,300 HKD
As of November 1, 2026
Save $451 NZD (60%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,086 NZD at MOH London · As of October 21, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805672729 or 805672729. Listed at 15 retailers as of November 1, 2026, with a 152% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle29.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805672729
Dimensions9.94 × 4.67 × 2.76 mm
L/W Ratio2.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.94 mm4.67 mm0.71 ctF / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG805672729
Side View
Table 64.0%Crown 29.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 59.1%

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 1
Current: $2,086 NZD|Low: $192 NZD|High: $2,119 NZD|Avg: $658 NZD|-0.4%
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
November 2, 2026
Retailer 14$201 NZD
Retailer 12$233 NZD
Retailer 4$265 NZD
Retailer 11$446 NZD
Retailer 5$489 NZD
Retailer 9$499 NZD
Retailer 3$587 NZD
Retailer 2$588 NZD
Retailer 10$612 NZD
Retailer 6$670 NZD
Retailer 8$689 NZD
Retailer 7$746 NZD
Retailer 13$798 NZD
MOH London$2,086 NZD

42 data points across 14 retailers

15 retailers$296 NZD to $746 NZD

Retailer 1
-
$201 NZD
$113 USD
Price last confirmed 10 days ago
Retailer 2
-
$233 NZD
$131 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$265 NZD
$149 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$296 NZD
HK$1,300 HKD
View
A
Retailer 5
-
$446 NZD
€239 EUR
View
Retailer 6
-
$489 NZD
$275 USD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$499 NZD
£221 GBP
View
B+
Retailer 8
-
$587 NZD
$330 USD
View
B+
Retailer 9
-
$588 NZD
$331 USD
View
Retailer 10
-
$612 NZD
£271 GBP
View
Price last confirmed 8 days ago
Retailer 11
-
$670 NZD
$377 USD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$689 NZD
SGD 524 SGD
View
B+
Retailer 13
-
$746 NZD
$420 USD
View
Retailer 14
-
$798 NZD
$449 USD
View
Price last confirmed 8 days ago
Most Expensive
MOH London
LG805672729 · Oct 21
$2,086 NZD
£924 GBP
View
Price last confirmed 12 days ago
14 more retailers have this diamond
Prices start from $296 NZDSave up to $451 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
$296 NZD