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Heart|Lab Grown|IGI

0.70ct G SI1 Heart Lab Grown Diamond

ID • G/SI1 • IGI LG621450099

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG621450099

Diamond specifications and retailer prices

From $798 NZD
£354 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $798 NZD at MD Diamonds and Jewellers
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at MD Diamonds and Jewellers

About this 0.7ct lab-grown heart diamond

This 0.7ct 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 LG621450099 or 621450099. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

0.70
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621450099
Dimensions5.73 × 6.24 × 3.60 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
5.73 mm6.24 mm0.70 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621450099
Side View
Table 60.0%Crown 33°Girdle: THN-MEDPavilion 40.5°Culet: NoneDepth 57.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $798 NZD|Low: $339 NZD|High: $3,921 NZD|Avg: $988 NZD
MD Diamonds and Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
June 21, 2026
Retailer 2$350 NZD
Retailer 5$463 NZD
MD Diamonds and Jewellers$798 NZD
Retailer 4$839 NZD
Retailer 8$940 NZD
Retailer 7$1,043 NZD
Retailer 6$1,070 NZD
Retailer 3$2,342 NZD

25 data points across 8 retailers

1 retailer

B
MD Diamonds and Jewellers
LG621450099 · Oct 29
$798 NZD
£354 GBP
View

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.

B
0.70ct Heart
$798 NZD