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Heart|Lab Grown|IGI

0.71ct G SI1 Heart Lab Grown Diamond

ID • G/SI1 • IGI LG526288854

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG526288854

Diamond specifications and retailer prices

From $287 NZD
$162 USD
As of October 30, 2026
Save $1,380 NZD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,667 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 0.71ct lab-grown heart diamond

This 0.71ct lab-grown heart sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG526288854 or 526288854. Listed at 13 retailers as of October 30, 2026, with prices from $287 to $1,667, a $1,380 spread on the same certified stone. MOH London lists it at $1,667. 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
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle28.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526288854
Dimensions6.29 × 5.76 × 3.62 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.29 mm5.76 mm0.71 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG526288854
Side View
Table 54.5%Crown 28.2°Girdle: STK-THKPavilion 41°Culet: NoneDepth 57.6%

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: Oct 30
Current: $1,667 NZD|Low: $277 NZD|High: $1,688 NZD|Avg: $715 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 7$287 NZD
Retailer 4$321 NZD
Retailer 11$334 NZD
Retailer 8$357 NZD
Retailer 12$357 NZD
Retailer 2$630 NZD
Retailer 10$646 NZD
Retailer 5$710 NZD
Retailer 3$765 NZD
Retailer 9$1,148 NZD
Retailer 6$1,212 NZD
MOH London$1,667 NZD

44 data points across 12 retailers

13 retailers$287 NZD to $1,667 NZD

A
Cheapest Retailer
-
$287 NZD
$162 USD
A
Retailer 2
-
$321 NZD
$181 USD
View
Final sale: no returns
A
Retailer 3
-
$334 NZD
$188 USD
View
Retailer 4
-
$357 NZD
$201 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$357 NZD
$201 USD
View
B+
Retailer 6
-
$630 NZD
£280 GBP
View
B+
Retailer 7
-
$646 NZD
$364 USD
View
B+
Retailer 8
-
$659 NZD
HK$2,900 HKD
View
B+
Retailer 9
-
$710 NZD
$400 USD
View
B+
Retailer 10
-
$765 NZD
$431 USD
View
B
Retailer 11
-
$1,148 NZD
$647 USD
View
B
Retailer 12
-
$1,212 NZD
$683 USD
View
Most Expensive
B
MOH London
LG526288854 · Nov 1
$1,667 NZD
£740 GBP
View
12 more retailers have this diamond
Prices start from $287 NZDSave up to $1,380 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 Heart
$287 NZD